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

單項(xiàng)選擇題

（） the cylinder walls, the heat passes through them by conduction.

A.When receiving by
B.When received by
C.In order to receiving
D.In order to receive

你可能感興趣的試題

單項(xiàng)選擇題

The hot expanding gas rotates the blades of the exhaust turbine, thus （） a large of its power, （） drives the compressor.

A.to give off；which
B.giving off；which
C.to give off；that
D.giving off；that

單項(xiàng)選擇題

In the combustion chamber, the part whose surface is exposed to the highest temperature is the （）.

A.cylinder liner
B.cylinder cover
C.piston
D.exhaust valve