一共5个文档（2018） 5g-nr-based-c-v2x-presentation accelerating-c-v2x-commercialization c-v2x-transforming-road-safety-infographic heavy-reading-whitepaper-exploring-5g-new-radio-use-cases-capabilities-timeline ihs-technology-whitepaper-cellular-vehicle-to-everything-c-v2x-connectivity