Metal filter, black smoke minute particle removing apparatus having metal filter, and dieselengineautomobile.
金属过滤器，具有金属过滤器的黑烟微粒除去装置，以及柴油机汽车。
2
The specification and development of heavy-duty dieselengine oil in Europe, quality guarantee systems of automobile engine in Europe and American were presented.
介绍了欧洲重负荷柴油机油的规格、欧洲和美国车用发动机油质量保证体系和欧美柴油机油规格的差别及原因。
3
An engine oil pressure alarming sensor of electron type automobile for detecting the oil pressure of automobiledieselengine and alarming if the engine oil pressure is too low.