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判断题
高速船操作安全证书有效期为5年,年度审核在证书签发日期的每周年日前后3个月内进行。
A
对
B
错
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考题
单选题某船舶航速为vS(m/s),在vS航速下航行的运动阻力为R(N),则船舶有效功率PR应为()A
PR=RvS(KW)B
PR=RvS×10-3(KW)C
PR=RvS×103(KW)D
PR=R×103×vS×10-3(KW)
考题
单选题The advantage of container transportation is to().A
provide the better working condition for stevedore and crewB
take the advantage of cargo handling and keep a good maintenance of the vesselC
standardize the size and package of the general cargoD
reduce handling cost and damage of cargo and shorten the ship's turn round time in port
考题
单选题影响疲劳的因素有()。 ①脑力和体力劳动的速度、强度和持续时间; ②心理紧张、情绪不良时; ③身体较弱、技术不熟练; ④工作环境对引起疲劳有直接影响A
①②③④B
①③④C
②③④D
①②
考题
单选题根据我国“海船船员值班规则”的规定,港内值班时交班驾驶员应告知接班驾驶员下列哪些内容?()I、船长命令、公司指示;II、发生紧急情况时与港方联系的方法;III、悬挂和显示的信号、号灯号型;IV、机舱值班人员的技术状况A
II~IVB
I~IVC
I、II、IVD
I~III
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单选题The minimum fuel oil delivery pressure required for diesel engine injection depends primarily on the()A
degree of cylinder air turbulenceB
firing pressure in the engineC
quality of fuel to be injectedD
duration of the ignition delay period
考题
单选题The Company should establish procedures in()to identify equipment and technical systems the sudden operational failure of which may result in hazardous situations.A
ISMB
CCSC
SMSD
SOLAS
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单选题During inspection of the machinery space, which of the following statements points to an unsatisfactory organization of the systematic maintenance?()A
missing valve hand wheelsB
dirty tank topsC
a large number of temporary repairsD
All of the above
考题
单选题Usually it will be()who will be liable for the payment of demurrage.A
the ShipownerB
the shipperC
the carrierD
the Charterer
考题
单选题单拖船拖缆方向与船舶首尾线交角为θ,当θ=90°且作用点在重心处时,被拖船的运动情况为:()A
既有平动,又有绕转心的转动B
只有平动,没有绕转心的转动C
只有绕转心的转动,没有平动D
既没有平动,又没有绕转心的转动
考题
单选题表面有裂纹的活塞销应()处理。A
修刮B
光车C
推焊D
更换
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