{"id":4558,"date":"2026-06-08T09:03:55","date_gmt":"2026-06-08T09:03:55","guid":{"rendered":"https:\/\/roadskymarking.com\/?p=4558"},"modified":"2026-06-08T09:03:58","modified_gmt":"2026-06-08T09:03:58","slug":"enhancing-road-safety-using-a-retroreflectometer","status":"publish","type":"post","link":"https:\/\/roadskymarking.com\/fr\/enhancing-road-safety-using-a-retroreflectometer.html","title":{"rendered":"Am\u00e9liorer la s\u00e9curit\u00e9 routi\u00e8re \u00e0 l'aide d'un r\u00e9tror\u00e9flectom\u00e8tre"},"content":{"rendered":"<p>La s\u00e9curit\u00e9 routi\u00e8re reste une pr\u00e9occupation majeure pour les autorit\u00e9s charg\u00e9es des transports, les entrepreneurs et les organismes d'entretien routier du monde entier. Un marquage routier clair et visible joue un r\u00f4le essentiel pour guider les conducteurs, en particulier lors de la conduite de nuit et dans des conditions m\u00e9t\u00e9orologiques d\u00e9favorables. Avec le temps, le marquage routier se d\u00e9t\u00e9riore en raison de l'usure due \u00e0 la circulation, de l'exposition aux intemp\u00e9ries et du vieillissement, ce qui r\u00e9duit sa visibilit\u00e9 et son efficacit\u00e9.<\/p>\n\n\n\n<p>A <strong><a href=\"https:\/\/roadskymarking.com\/fr\/retroreflectometer\/\" type=\"link\" id=\"https:\/\/roadskymarking.com\/retroreflectometer\" target=\"_blank\" rel=\"noreferrer noopener\" style=\"text-decoration: underline;\">r\u00e9tror\u00e9flectom\u00e8tre<\/a><\/strong> Il s'agit d'un instrument indispensable qui sert \u00e0 mesurer la r\u00e9tror\u00e9flectivit\u00e9 des marquages routiers, garantissant ainsi qu'ils respectent les normes de s\u00e9curit\u00e9 et restent visibles pour les automobilistes. En \u00e9valuant avec pr\u00e9cision les performances des marquages au sol, les r\u00e9tror\u00e9flectom\u00e8tres aident les organismes charg\u00e9s des transports \u00e0 am\u00e9liorer la s\u00e9curit\u00e9 routi\u00e8re, \u00e0 r\u00e9duire le nombre d'accidents et \u00e0 optimiser les budgets d'entretien.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2026\/06\/What-is-a-Retroreflectometer.jpg\" alt=\"Qu&#039;est-ce qu&#039;un r\u00e9tror\u00e9flectom\u00e8tre ?\" class=\"wp-image-4560\" srcset=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2026\/06\/What-is-a-Retroreflectometer.jpg 600w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2026\/06\/What-is-a-Retroreflectometer-400x267.jpg 400w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2026\/06\/What-is-a-Retroreflectometer-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div>\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table des mati\u00e8res<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table des mati\u00e8res\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/roadskymarking.com\/fr\/enhancing-road-safety-using-a-retroreflectometer.html\/#What_is_a_Retroreflectometer\" >Qu'est-ce qu'un r\u00e9tror\u00e9flectom\u00e8tre ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/roadskymarking.com\/fr\/enhancing-road-safety-using-a-retroreflectometer.html\/#Why_Retroreflectivity_Matters_for_Road_Safety\" >Pourquoi la r\u00e9tror\u00e9flexion est-elle importante pour la s\u00e9curit\u00e9 routi\u00e8re ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/roadskymarking.com\/fr\/enhancing-road-safety-using-a-retroreflectometer.html\/#How_Retroreflectometers_Work\" >Fonctionnement des r\u00e9tror\u00e9flectom\u00e8tres<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/roadskymarking.com\/fr\/enhancing-road-safety-using-a-retroreflectometer.html\/#Benefits_of_Using_a_Retroreflectometer\" >Avantages de l'utilisation d'un r\u00e9tror\u00e9flectom\u00e8tre<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/roadskymarking.com\/fr\/enhancing-road-safety-using-a-retroreflectometer.html\/#Applications_of_Retroreflectometers\" >Applications des r\u00e9tror\u00e9flectom\u00e8tres<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/roadskymarking.com\/fr\/enhancing-road-safety-using-a-retroreflectometer.html\/#1_Road_Marking_Inspection\" >1. Inspection du marquage routier<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/roadskymarking.com\/fr\/enhancing-road-safety-using-a-retroreflectometer.html\/#2_Airport_Runway_Maintenance\" >2. Entretien des pistes d'a\u00e9roport<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/roadskymarking.com\/fr\/enhancing-road-safety-using-a-retroreflectometer.html\/#3_Traffic_Sign_Evaluation\" >3. \u00c9valuation de la signalisation routi\u00e8re<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/roadskymarking.com\/fr\/enhancing-road-safety-using-a-retroreflectometer.html\/#4_Construction_Quality_Control\" >4. Contr\u00f4le de la qualit\u00e9 des travaux<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/roadskymarking.com\/fr\/enhancing-road-safety-using-a-retroreflectometer.html\/#Conclusion\" >Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_a_Retroreflectometer\"><\/span>Qu'est-ce qu'un r\u00e9tror\u00e9flectom\u00e8tre ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Un r\u00e9tror\u00e9flectom\u00e8tre est un appareil sp\u00e9cialis\u00e9 con\u00e7u pour mesurer la quantit\u00e9 de lumi\u00e8re r\u00e9fl\u00e9chie vers les phares d'un v\u00e9hicule par les marquages routiers, les panneaux de signalisation et d'autres surfaces r\u00e9fl\u00e9chissantes.<\/p>\n\n\n\n<p>Contrairement aux mesures de r\u00e9flectivit\u00e9 classiques, la r\u00e9tror\u00e9flectivit\u00e9 \u00e9value la capacit\u00e9 d'une surface \u00e0 renvoyer la lumi\u00e8re vers sa source d'origine. Cette caract\u00e9ristique est essentielle pour la visibilit\u00e9 nocturne, car elle permet aux conducteurs de distinguer clairement les lignes de d\u00e9limitation des voies, les passages pi\u00e9tons, les fl\u00e8ches et les autres marquages de signalisation routi\u00e8re.<\/p>\n\n\n\n<p>Les r\u00e9tror\u00e9flectom\u00e8tres modernes permettent d'effectuer des mesures rapides et pr\u00e9cises, aidant ainsi les \u00e9quipes d'entretien routier \u00e0 d\u00e9terminer si le marquage existant est conforme aux normes nationales et internationales.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Retroreflectivity_Matters_for_Road_Safety\"><\/span>Pourquoi la r\u00e9tror\u00e9flexion est-elle importante pour la s\u00e9curit\u00e9 routi\u00e8re ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Le manque de visibilit\u00e9 des marquages routiers est l'une des principales causes d'accidents de la route. Les lignes et les panneaux d\u00e9color\u00e9s ou non r\u00e9fl\u00e9chissants peuvent d\u00e9sorienter les conducteurs, en particulier la nuit ou par temps de brouillard ou de pluie. Le maintien d'une r\u00e9tror\u00e9flectivit\u00e9 \u00e9lev\u00e9e garantit que :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Les conducteurs peuvent voir clairement les lignes de d\u00e9limitation des voies la nuit.<\/li>\n\n\n\n<li>Les panneaux de signalisation sont facilement lisibles, m\u00eame de loin.<\/li>\n\n\n\n<li>Les passages pi\u00e9tons et les marquages d'avertissement sont tr\u00e8s visibles, ce qui r\u00e9duit les risques d'accident.<\/li>\n<\/ul>\n\n\n\n<p>Gr\u00e2ce \u00e0 l'utilisation d'un r\u00e9tror\u00e9flectom\u00e8tre, les autorit\u00e9s charg\u00e9es des transports peuvent rep\u00e9rer et remplacer les marquages us\u00e9s avant qu'ils ne constituent un danger pour la s\u00e9curit\u00e9.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Retroreflectometers_Work\"><\/span>Fonctionnement des r\u00e9tror\u00e9flectom\u00e8tres<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Les r\u00e9tror\u00e9flectom\u00e8tres fonctionnent en \u00e9mettant de la lumi\u00e8re vers une surface et en mesurant la quantit\u00e9 de lumi\u00e8re renvoy\u00e9e vers l'appareil. Les mesures sont g\u00e9n\u00e9ralement exprim\u00e9es en mcd\/m\u00b2\/lx (millicandela par m\u00e8tre carr\u00e9 par lux), unit\u00e9 qui quantifie la luminosit\u00e9 per\u00e7ue par l'\u0153il humain.<\/p>\n\n\n\n<p>Il existe deux types courants de r\u00e9tror\u00e9flectom\u00e8tres :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><a href=\"https:\/\/roadskymarking.com\/fr\/portable-retroreflectometer\/\" type=\"link\" id=\"https:\/\/roadskymarking.com\/portable-retroreflectometer\" target=\"_blank\" rel=\"noreferrer noopener\" style=\"text-decoration: underline;\">R\u00e9tror\u00e9flectom\u00e8tres portatifs<\/a><\/strong>: Portable et facile \u00e0 utiliser pour les contr\u00f4les ponctuels.<\/li>\n\n\n\n<li>R\u00e9tror\u00e9flectom\u00e8tres embarqu\u00e9s : parfaits pour mesurer rapidement et efficacement la r\u00e9tror\u00e9flectivit\u00e9 sur de longs tron\u00e7ons de route.<\/li>\n<\/ul>\n\n\n\n<p>Ces outils permettent aux ing\u00e9nieurs d'\u00e9valuer de mani\u00e8re exhaustive la s\u00e9curit\u00e9 routi\u00e8re et de prendre des mesures correctives en temps opportun.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" src=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2026\/06\/Benefits-of-Using-a-Retroreflectometer.jpg\" alt=\"Avantages de l&#039;utilisation d&#039;un r\u00e9tror\u00e9flectom\u00e8tre\" class=\"wp-image-4561\" srcset=\"https:\/\/roadskymarking.com\/wp-content\/uploads\/2026\/06\/Benefits-of-Using-a-Retroreflectometer.jpg 600w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2026\/06\/Benefits-of-Using-a-Retroreflectometer-400x267.jpg 400w, https:\/\/roadskymarking.com\/wp-content\/uploads\/2026\/06\/Benefits-of-Using-a-Retroreflectometer-18x12.jpg 18w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Benefits_of_Using_a_Retroreflectometer\"><\/span>Avantages de l'utilisation d'un r\u00e9tror\u00e9flectom\u00e8tre<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>La mise en \u0153uvre de mesures de r\u00e9tror\u00e9flectivit\u00e9 offre de nombreux avantages :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Visibilit\u00e9 nocturne am\u00e9lior\u00e9e<\/strong>: Des marquages au sol bien visibles permettent de r\u00e9duire les erreurs des conducteurs et les collisions.<\/li>\n\n\n\n<li><strong>Respect des normes de s\u00e9curit\u00e9<\/strong>: Garantit que le marquage est conforme aux r\u00e9glementations locales ou internationales.<\/li>\n\n\n\n<li><strong>Maintenance rentable<\/strong>: \u00c9vite la surmaintenance et garantit une allocation efficace des ressources.<\/li>\n\n\n\n<li><strong>D\u00e9cisions fond\u00e9es sur les donn\u00e9es<\/strong>: Des mesures objectives permettent de mieux planifier les travaux de r\u00e9paration et d'am\u00e9lioration des routes.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Applications_of_Retroreflectometers\"><\/span>Applications des r\u00e9tror\u00e9flectom\u00e8tres<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Les r\u00e9tror\u00e9flectom\u00e8tres sont largement utilis\u00e9s dans divers projets li\u00e9s aux transports et aux infrastructures.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Road_Marking_Inspection\"><\/span>1. Inspection du marquage routier<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Utilis\u00e9 pour \u00e9valuer :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lignes m\u00e9dianes<\/li>\n\n\n\n<li>Lignes de bord<\/li>\n\n\n\n<li>Lignes d'arr\u00eat<\/li>\n\n\n\n<li>Passages pi\u00e9tons<\/li>\n\n\n\n<li>Fl\u00e8ches directionnelles<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Airport_Runway_Maintenance\"><\/span>2. Entretien des pistes d'a\u00e9roport<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Les a\u00e9roports utilisent des r\u00e9tror\u00e9flectom\u00e8tres pour s'assurer que le marquage des pistes reste visible pour les pilotes lors des op\u00e9rations de d\u00e9collage et d'atterrissage.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Traffic_Sign_Evaluation\"><\/span>3. \u00c9valuation de la signalisation routi\u00e8re<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Les r\u00e9tror\u00e9flectom\u00e8tres permettent de mesurer les performances des panneaux de signalisation r\u00e9fl\u00e9chissants, aidant ainsi les autorit\u00e9s \u00e0 garantir leur visibilit\u00e9.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Construction_Quality_Control\"><\/span>4. Contr\u00f4le de la qualit\u00e9 des travaux<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Les entrepreneurs routiers utilisent des r\u00e9tror\u00e9flectom\u00e8tres lors des essais de r\u00e9ception des chantiers afin de v\u00e9rifier que les marquages r\u00e9cemment appliqu\u00e9s r\u00e9pondent aux normes de performance sp\u00e9cifi\u00e9es.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusion<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Un r\u00e9tror\u00e9flectom\u00e8tre est un outil indispensable pour garantir la visibilit\u00e9 du marquage routier et am\u00e9liorer la s\u00e9curit\u00e9 routi\u00e8re dans son ensemble. En fournissant des mesures pr\u00e9cises de la r\u00e9tror\u00e9flectivit\u00e9, il permet aux autorit\u00e9s charg\u00e9es des transports, aux entrepreneurs et aux \u00e9quipes d'entretien de prendre des d\u00e9cisions \u00e9clair\u00e9es concernant les performances du marquage routier. Des tests r\u00e9guliers de r\u00e9tror\u00e9flectivit\u00e9 am\u00e9liorent la visibilit\u00e9 nocturne, garantissent le respect des normes de s\u00e9curit\u00e9, soutiennent les programmes d'entretien pr\u00e9ventif et r\u00e9duisent les risques d'accident.<\/p>","protected":false},"excerpt":{"rendered":"<p>Road safety remains a critical concern for transportation authorities, contractors, and road maintenance organizations worldwide. Clear and visible road markings play a vital role in guiding drivers, especially during nighttime driving and adverse weather conditions. Over time, road markings deteriorate due to traffic wear, environmental exposure, and aging, reducing their visibility and effectiveness. A retroreflectometer is an essential instrument used to measure the retroreflectivity of road markings, ensuring they meet safety standards and remain visible to motorists. By accurately assessing pavement marking performance, retroreflectometers help transportation agencies improve road safety, reduce accidents, and optimize maintenance budgets. What is a Retroreflectometer? A retroreflectometer is a specialized device designed to measure the amount of light reflected back toward a vehicle&#8217;s headlights from road markings, traffic signs, and other reflective surfaces. Unlike ordinary reflectivity measurements, retroreflectivity evaluates how effectively a surface returns light to its original source. This characteristic is crucial for nighttime visibility, enabling drivers to clearly identify lane lines, crosswalks, arrows, &#8230;<\/p>","protected":false},"author":1,"featured_media":4560,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-4558","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Enhancing Road Safety Using a Retroreflectometer - Roadsky<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/roadskymarking.com\/fr\/enhancing-road-safety-using-a-retroreflectometer.html\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Enhancing Road Safety Using a Retroreflectometer - Roadsky\" \/>\n<meta property=\"og:description\" content=\"Road safety remains a critical concern for transportation authorities, contractors, and road maintenance organizations worldwide. Clear and visible road markings play a vital role in guiding drivers, especially during nighttime driving and adverse weather conditions. Over time, road markings deteriorate due to traffic wear, environmental exposure, and aging, reducing their visibility and effectiveness. A retroreflectometer is an essential instrument used to measure the retroreflectivity of road markings, ensuring they meet safety standards and remain visible to motorists. By accurately assessing pavement marking performance, retroreflectometers help transportation agencies improve road safety, reduce accidents, and optimize maintenance budgets. What is a Retroreflectometer? A retroreflectometer is a specialized device designed to measure the amount of light reflected back toward a vehicle&#8217;s headlights from road markings, traffic signs, and other reflective surfaces. Unlike ordinary reflectivity measurements, retroreflectivity evaluates how effectively a surface returns light to its original source. This characteristic is crucial for nighttime visibility, enabling drivers to clearly identify lane lines, crosswalks, arrows, ...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/roadskymarking.com\/fr\/enhancing-road-safety-using-a-retroreflectometer.html\/\" \/>\n<meta property=\"og:site_name\" content=\"Nanjing Roadsky Traffic Facility Co.,Ltd. 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