正确答案: D

端面漏泄油液

题目：齿轮泵的轴承一般靠( )润滑。

解析：D

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举一反三的答案和解析：

[单选题]The oil index of main engine should be controlled to prevent it from ____ in heavy weather.

over speed

[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：()

50°右

[单选题]A fire in a pile of dunnage would be classified as a _____.

class A

[单选题]测爆仪是测量______含量比例的。

爆炸混合气体

[单选题]Before engaging the turning gear and turning the diesel engine, which of the following operation should be done except______.

pump up the air bottle

[单选题]对水带组中的水枪手认识不正确的是：

水枪手是水带组中的一般成员。

[单选题]With reference to a two-ram actuating mechanism, which one of the following statement is FALSE?

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，保障劳动者的合法权益。

船员劳动合同制

[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

compensating needle valve