
【名词&注释】
锅炉给水泵、生理盐水(normal saline)、移动式(movable)、潜水器(submersible)、水上飞机(seaplane)、加工余量(process redundancy)、实际需要(practical needs)、蒸汽压(vapor pressure)、安全法(security law)、泵吸入压力(pump intake pressure)
[单选题]液压舵机反馈信号发送失灵会导致( )。
A. 舵不转
B. 滞舵
C. 跑舵
D. 冲舵
查看答案&解析
举一反三:
[单选题]Which of the following statements concerning the lubrication of diesel propulsionengines used in vessels over 300 gross tons is most accurate? ( )
A. Lubrication systems using engine driven lube oil pumps do not require any additionalindependent arrangement when such arrangements have been proven reliable.
B. The use of engine driven pre-lube pumps is permitted on vessels with propulsionsystems developing less than 500 shaft horsepower.
C. When forced lubrication is used for propulsion engines , one independently drivenstandby pumps is to be provided in addition to the necessary pumps for normaloperation.
D. Lubrication systems where two oil coolers are fitted require a minimum of twotemperature control devices which may be actuated by similar sensors.
[单选题]油轮上向油舱或机舱内施放的泡沫为______。
A. 高倍泡沫
B. 低倍泡沫
C. 中倍泡沫
D. 发泡倍数20倍以上的泡沫
[单选题]下列有关《海上交通安全法(security law)》用语含义的说法,不正确的是______。
A. “沿海水域”是指我国沿海的港口、内水和领海以及一切管辖的海域
B. “船舶”是指各类排水或非排水船、筏、水上飞机、潜水器和移动式平台
C. “船舶”是指从事运输的船舶
D. “设施”是指水上水下各种固定或浮动建筑、装置和固定平台
[单选题]在IMO采纳的分道通航水域,下列哪种船舶不应妨碍按分道行驶的任何船舶的安全通行()。
A. 从事捕鱼的船舶
B. 帆船或船长小于20m的船舶
C. 从事捕鱼的船舶、帆船或船长小于20m的船舶
D. 地效船和水上飞机
[单选题]会使离心式锅炉给水泵吸入压力(pump intake pressure)降低的是( )。
A. 锅炉蒸汽压(vapor pressure)升高
B. 锅炉水位升高
C. 排出阀未开足
D. 泵转速增加
[单选题]导尿病人局部消毒用______。
A. 碘酒和酒精
B. 碘伏
C. 生理盐水
D. 红汞
[单选题]采用修理尺寸法进行船机零件修复时,修理尺寸的确定方法是( )。
A. 分级修理
B. 最小加工余量
C. 根据实际需要(practical needs)
D. 最小加工余量或分级修理
[单选题]Our ship will not sail today. What about ________ ashore?
A. going
B. to go
C. go
D. going to
[单选题]加入一定数量的抑制剂和()可以防止自反应聚合。
A. 惰化
B. 控制温度
C. 其它的添加剂
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