vehicle emission measuring 尾气检测
vehicle emission measuring system 尾气检测系统
emission spectrum measuring 发射光谱测量
Emission measuring is the groundwork of emission cleanning. No precision,measuring is meaningless.
内燃机尾气测量是尾气净化的基础,没有精度的测量是毫无意义的。
参考来源 - 车用汽油机尾气测量不确定度分析·2,447,543篇论文数据，部分数据来源于NoteExpress
Most advanced statistics, chemical or physical methods may be incapable of measuring the enormous carbon emission.
最先进的统计学、化学、物理学方法未必对每天大量排放的碳的计量行之有效。
On the basis of measuring and testing on vehicle driving pattern and emission factor, pollution load from motor vehicle in Shanghai proper has been calculated.
根据机动车行驶工况和污染物排放系数测定，定量计算了近年来上海市机动车在实际行驶工况下的污染物排放量。
The basic theory in designing and implementing the ultrasonic distance measuring system, is to record the time between the emission wave and the reflected wave by the object.
以测量超声波发射与反射时间差作为测距的基本原理，设计并实现可自动测距系统。
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