This paper briefly analyzed the material of diesel engine exhaust valve.

本文就对柴油发动机排气门材料进行了简要的分析。

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A test bed for the performance study of Marine diesel engine exhaust silencers was designed and built.

设计并建造了一种用于船用柴油机排气消声器声学和气动性能试验研究的台架。

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Diesel engine exhaust is not normal, often the engine is unable or difficult to launch the accompanying phenomenon.

柴油机的排气不正常，经常是发动机无力或不易发动的伴随现象。

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The diesel engine exhaust doubled the background particulate matter levels found outdoors at its peak.

BBC: Image of a smoke filled room

He then moved to reduce staff, investments and expenditures, trimming the municipality's budget by 5% he even rented out the governor's mansion to an Italian-Japanese friendship organization but he still managed to boost funds to control diesel engine exhaust.

CNN: The Best Local Administrator

The trouble is that some such as the particles from a diesel-engine exhaust are known to cause serious health problems.

ECONOMIST: The risk in nanotechnology