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Modal measurement and analysis method of vehicle emission test were discussed.
研究了汽车工况法排放测试的模态试验方法及分析方法.
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VTCL __ EETS ( engine emission test system ) was developed, and its application was dealt with.
介绍了自主开发的VTCL-EETS发动机排放测试系统, 并给出了应用实例.
国先网英语在线翻译词典收录了4367410条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。