
【名词&注释】
混合气体(mixed gas)、润滑脂(grease)、制度改革(system reform)、聘任制(appointment system)、齿轮泵(gear pump)、充分发挥(give full play to)、劳动合同制(labor contract system)、劳动者的合法权益、积极性和创造性(enthusiasm and creativity)
[单选题]齿轮泵的轴承一般靠( )润滑。
A. 飞溅
B. 油池
C. 润滑脂
D. 端面漏泄油液
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举一反三:
[单选题]The oil index of main engine should be controlled to prevent it from ____ in heavy weather.
A. over heat
B. over speed
C. over pressure
D. over worn
[单选题]某船真航向300°,测得某物标真方位350°,则该物标的舷角为:()
A. 350°
B. 50°右
C. 50°左
D. 50°
[单选题]A fire in a pile of dunnage would be classified as a _____.
A. class A
B. class B
C. class C
D. class D
[单选题]测爆仪是测量______含量比例的。
A. 氧气
B. 可燃气体
C. 爆炸混合气体
D. 空气
[单选题]Before engaging the turning gear and turning the diesel engine, which of the following operation should be done except______.
A. open the indicator cocks
B. supply some CYL.Oil to cylinder liner wall with lubricator (only for two stoke diesel engine)
C. put the fuel handle in the "stop" position
D. pump up the air bottle
[单选题]对水带组中的水枪手认识不正确的是:
A. 水枪手是水带组中的一般成员。
B. 水枪手应掌握船舶结构特点。
C. 水枪手要有一定的体力。
D. 水枪手必须要事先确定好。
[单选题]With reference to a two-ram actuating mechanism, which one of the following statement is FALSE?
A. The rams work inside cylinders.
B. The cylinders have glands sealing their open ends.
C. The rams are connected to a cross-head
D. The cross-head is mounted on the rudder stock
[单选题]______是航运企业人及制度改革的重要举措,其基本目的是增强企业活力,充分发挥劳动者的积极性和创造性(enthusiasm and creativity),保障劳动者的合法权益。
A. 船员劳动合同制(labor contract system)
B. 聘任制
C. 雇佣制
D. A+B+C
[单选题]A large change in ambient temperature, or using an oil of a viscosity different than the one recommended by the manufacturer in a mechanical hydraulic governor, will result in the need to adjust the
A. pilot valve opening
B. compensating needle valve
C. compensating spring tension
D. accumulator spring tension
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