Engine operating conditions may be indicated by the color of

【名词&注释】

大出血(massive hemorrhage)、海洋渔业(marine fishery)、相关规定(relevant regulations)、相适应、海事管理机构(maritime administration)、尺动脉(ulnar artery)

[单选题]Engine operating conditions may be indicated by the color of the exhaust smoke Black smoke could indicate .

A. an insufficient speed droop setting
B. an overloaded engine
C. clogged drain holes in the oil control rings
D. complete combustion

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举一反三：

[单选题]曾在内河船舶、海洋渔业船舶或者军事船舶上任职的人员，具备________条件的，可以按照国家海事管理机构^{(maritime administration)}的相关规定申请相应的适任证书。Ⅰ拟申请证书的等级和职务不高于其在内河船舶、海洋渔业船舶或者军事船舶上相应的证书等级和职务，其中可以申请的职务最高为大副或者大管轮Ⅱ在内河船舶、海洋渔业船舶或者军事船舶上的水上服务资历能够与本规则规定的海上服务资历相适应，且任职表现和安全记录良好Ⅲ参加相应的岗位适任培训，并通过职务相应的理论考试和评估

A. Ⅰ+Ⅱ+Ⅲ
B. Ⅰ+Ⅲ
C. Ⅱ+Ⅲ
D. Ⅰ+Ⅱ

[单选题]Which statement is NOT true?

A. In a simple vane pump, the rotor and cam ring are exactly concentric
B. Balanced vane pump has an elliptical cam ring
C. Liquid in both gear pump and vane pump are forced out to the outlet.
D. Balanced vane pumps can work at a higher pressure than the simple vane pump

[单选题]一伤员前臂大出血，应立即压迫哪条动脉( )。

A. 肱动脉
B. 尺动脉^{(ulnar artery)}
C. 头臂动脉
D. 锁骨下动脉

[单选题]We have stayed at Shanghai port for a long timeThe fouling on the ship’s hull greatly increases her _____.

A. power
B. speed
C. resistance
D. thrust force

[单选题]When the ships is going to enter into the harbor

A. change from heavy fuel oil to diesel oil for main engine
B. pumping out bilge water
C. change sea chest form high level one to lower level one
D. test emergency generator

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