A.1+2+3+5 B.1+3+5 C.1+2+3+4 D.1+2+4+5
A.Intake stroke B.Compression stroke C.Exhaust stroke D.Pumping stroke
A.出油閥 B.柱塞 C.出油閥與柱塞兩者之一 D.出油閥與柱塞兩者
A.搭口間隙 B.軸向間隙 C.徑向自由活動(dòng)性 D.工作溫度
A.PMS B.CMS C.SCM D.UMS
A.啟動(dòng)空氣壓力 B.啟動(dòng)空氣消耗量 C.啟動(dòng)一次壓縮空氣瓶的壓力降 D.啟動(dòng)轉(zhuǎn)速
A.支風(fēng)管 B.主風(fēng)管 C.空調(diào)器分配室的隔離小室 D.B或C
A.compensate for major leaks in the system B.maintain the original fluid viscosity C.allow for changes in pressure and temperature within the system D.assure constant fluid temperature
A.reduce mean effective pressure B.decrease average compression pressure C.decrease air charge density D.increase power output