A.汽油漏人曲軸箱 B.汽油漏在發(fā)動(dòng)機(jī)外 C.汽油反流回汽油箱 D.汽油壓人化油器
A.8~10 B.10~12 C.12~13.9 D.13.9~14.2
A.70%~75% B.75%~80% C.80%~85% D.85%~90%