无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看

<ruby id="vqrdp"><xmp id="vqrdp"></xmp></ruby>

單項選擇題

Which of the following can be obtained by means of an indicator card?（）

A.the peak pressure in a cylinder
B.the temperature of the cooling water
C.the fuel consumption
D.none of the above

你可能感興趣的試題

單項選擇題

The lower section of a piston is called the （）.

A.land
B.skirt
C.crown
D.plate

單項選擇題

To correct a hunting problem in a main propulsion diesel engine hydraulic governor, you should （）.

A.increase the governor oil pressure
B.adjust the speed droop setting
C.adjust the speeder spring travel
D.adjust the compensating needle valve