A.平穩(wěn)轉(zhuǎn)向 B.快速轉(zhuǎn)向 C.突然轉(zhuǎn)向
A.80℃~95℃ B.40℃~55℃ C.60℃~75℃
A.高速 B.低速 C.經(jīng)濟(jì)車速