97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久

<pre id="tfa1o"><strong id="tfa1o"></strong></pre>

單項(xiàng)選擇題

If scavenge box should be hot, （）would occur.

A.seized piston
B.defective atomizer
C.scavenge fire
D.too much LO

你可能感興趣的試題

單項(xiàng)選擇題

If exhaust temperatures are too high, you should check （）.

A.air cooler
B.turbocharger
C.charge air
D.A+B+C

單項(xiàng)選擇題

Defective timing gear in a diesel engine may lead to （）.

A.smoky exhaust
B.starting failure
C.overload
D.over speed