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由交通部公路所主持的“七五”国家重点科技项目(攻关)《路面平整度快速测定仪的研制和应用技术》专题,于1991年2月在北京通过了国家级验收鉴定。该专题研制出 CD 型车载式颠簸累积仪、DBY-1型标准式颠簸累积仪(拖车式)和 HSP 型快速路形测定仪三种仪器,通过实际应用取得了良好效果,并受到了用户好评。与会专家一致认为,CD 型车载式颠簸累积仪消化吸收了国际上同类先进样机和有关先
The “Seventh Five-Year” National Key Science and Technology Project (research and development) “Pavement Roughness Tester Development and Application Technology”, hosted by the Ministry of Communications, passed the national inspection and acceptance in February 1991 in Beijing. The project developed CD type vehicle mounted bump accumulator, DBY-1 standard bump accumulator (trailer type) and HSP rapid prototyping instrument three kinds of instruments, achieved good results through practical application, and has been praised by users . Experts agreed that the CD-type vehicle bump accumulator digestion and absorption of similar advanced international prototype and related to