heavy diesel oil是什么意思

用法例句

A preliminary study mainly focused on the ecotoxicity of heavy diesel oil in seawater by detection of PAHs,LC50 detection and luminescent bacteria test.

采用多环芳烃检测、LC50检测和发光细菌检测3种方法对重柴油污染的生态毒性进行初步研究。

Study on feazibility for locomotive diesel engine to burn heavy fuel;

机车柴油机燃用重柴油的可行性研究

Small high-speed diesel, as marine main engine, has not been popularized in applying heavy fuel under condition of lacking fuel separator.

以135系列柴油机燃用20号重柴油进行试验研究,得出小型高速柴油机燃用重柴油的最佳参数值范围。

The test and analysis fhrough 500 hours trial running of diesel series 135 by burning heavy oil 20# ,show the possibility and reliability of using heavy ail for small high-speed diesel engin

135系列柴油机燃用20号重柴油运转500h后的检测和分析,表明小型高速柴油机燃用重柴油的可能性和可靠性。