【名词&注释】
压缩空气(compressed air)、离心泵(centrifugal pump)、集装箱船(container ship)、散货船(bulk carrier)、不协调(incoordination)、适用于(suitable for)、低位肠梗阻(distal ileus)
[单选题]If a seaplane is not used as a means of transpiration on water but is capable of being used so，it shall ().
A. be regarded as a vessel not under command
B. be regarded as a vessel underway
C. be regarded as a vessel
D. be regarded as a sailing vessel
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举一反三：
[单选题]紧迫局面一般可理解为________。
A. 两船距离已近，避让行动不协调
B. 两船距离接近到两船同时行动已难免发生碰撞
C. 两船距离接近到单凭一船行动已难免发生碰撞
D. 两船距离接近到单凭一船行动已不能在安全距离上驶过
[单选题]The term “moderate speed” was previously interpreted as meaning a speed which would enable a vessel ______ within half the range of visibility.
A. stopping
B. being stopped
C. to stop
D. to be stopped
[单选题]根据“直航船规则”规定“不应对在本船左舷的船采取向左转向”适用于(suitable for)________。
A. 直航船
B. 交叉相遇局面中的直航船
C. 被追越船
D. 以上都适用
[单选题]A crack in a cylinder liner can be caused by
A. worn piston rings
B. installation of undersized sealing rings
C. operating the engine at low loads
D. restricted cooling water passages
[单选题]SOLAS公约第Ⅹ章中，着重对______的安全进行了适用的规定。
A. 集装箱船
B. 高速船
C. 散货船
D. 液货船
[单选题]当日用海、淡水压力柜内水位较低时应()
A. 补充压缩空气
B. 放出部分压缩空气
C. 及时补充水
D. 放出部分水
[单选题]离心泵输送冷水时工作正常，输送热水时发生频率较高的振动和噪声，有可能是发生了( )现象。
A. 共振
B. 汽蚀
C. 喘振
D. B或C
[单选题]低位肠梗阻(distal ileus)时，呕吐出现______。
A. 早而频繁
B. 早而不频繁
C. 晚而频繁
D. 晚而不频繁
[单选题]船舶在沿岸、岛礁区、海峡等水域航行主要受()流的影响。
A. 海流
B. 潮流
C. 风生流
D. 以上都是
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