heavy duty dynamic sounding test 重Ⅱ型动力触探试验
This paper presents the design principles, structural features of the main parts and components, performance data and reliability test conditions of X6130 series heavy-duty automotive diesel engines.
介绍了X6130系列重型汽车柴油机的设计原则、主要零部件结构特点、性能指标及可靠性试验结果。
On -board emission test system (OBS) is used to evaluate the emission level of a heavy duty hybrid bus to see whether the on -board energy recycle device could improve emission level.
使用车载排放测量系统(OBS)对一台重型混合动力公交车的排放水平进行评估，以检验被测车辆上装载的能量回收装置能否改善排放。
Through the calculation and analysis of the test data, some valuable informations of heavy duty locomotives run on Qinghai-Xizang railway are then provided.
通过对高原试验数据的计算和分析，提供了大功率内燃机车在青藏铁路运行的技术资料。
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