A.火花塞間隙變小B.溫度偏高C.氣缸壓力偏低D.初級(jí)電流偏小
A.亮度高,壽命長(zhǎng),能耗低B.啟動(dòng)無(wú)延時(shí)C.體積小,可使汽車造型多樣D.穿透能力強(qiáng)
A.水溫B.轉(zhuǎn)速C.燃油壓力D.車速