heavy diesel vehicle

基本解释

Heavy duty vehicle; Direct injection diesel engine; Emission pollutant;
重型汽车；直喷式柴油机；有害排放物；
In recent years, with the improvement of heavy commercial vehicle diesel engine and increasingly strict emission regulations, there is more and more demand on the diesel engine and oils.
近年来，随着重型大功率商用车柴油机强化程度的不断提高和废气排放标准的日趋严格，对柴油机及其机油的要求越来越高。
The USA plans to use "on-board test method" on the heavy diesel vehicle in 2007, measure and evaluate the HDV PM emission in the real world, carry out more effective control of the emission.
美国环保局计划于2007年实施重型车车载排放测试法，对重型柴油车在实际行驶过程中的排放进行测量和评估，实现更有效的控制。