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雷科防务丨第十届中国智能交通市场年会-展商巡展
第十届（2021）中国智能交通市场年会，简称ITSMRS(ITS Market Seminar)在南京盛大开幕。大会首日，赛文交通网小编随机采访了展商的展位，一起看看雷科防务带来了什么。
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