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

單項(xiàng)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

你可能感興趣的試題

單項(xiàng)選擇題

The （） engine is used for alternators and sometimes for main propulsion with a gearbox to provide a propeller of between 90 to 120 rpm.

A.four-stroke
B.two-stroke
C.slow speed
D.reversible

單項(xiàng)選擇題

As for turbine oil, contacting with water in the form of steam will be inevitable so good （） properties will be essential.

A.defrosting
B.de-oiling
C.demulsifying
D.dehumidifying

<ruby id="9onat"><xmp id="9onat"></xmp></ruby>