positive crankcase ventilation
常見(jiàn)例句
- All automobile engines now built are equipped with the positive-crankcase ventilation system of crankcase emission control.
所有現(xiàn)代制造的汽車(chē)發(fā)動(dòng)機(jī)，都需要裝備控制曲軸箱有害污染的曲軸箱強(qiáng)制通風(fēng)系統(tǒng)。 - The positive crankcase ventilation valve and gas caps with air-pollution control valves reduce volatile organic compound loss.
曲柄軸箱通風(fēng)閥和配有廢氣帽的空氣污染控制閥（的使用）對(duì)減少揮發(fā)性有機(jī)混合物釋放有積極作用。 返回 positive crankcase ventilation