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单选题
反舵角调节,在大船、重载、旋回惯性大时调(),海况恶劣时调()。
A
大;大
B
小;小
C
大;小或0
D
小或0;大
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单选题船间的吸引与排斥现象是由于航进中船舶首尾水位升高、压力(),从而给附近他船以()作用,而船中水位下降、压力(),则给他船以()作用。A
增大;排斥;降低;吸引;B
增大;吸引;降低;排斥;C
降低;吸引;增大;排斥;D
降低;排斥;增大;吸引。
考题
单选题关于船级检验中的船舶机械装置循环检验,以下表述有误的是()。A
根据船东申请并经船级社同意,船舶机械装置特检可采用循环检验的方式进行B
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循环检验每一项目的最长检查间隔期不应超过3-5年D
船级社或船东均可终止船舶机械装置循环检验,而采用特别检验
考题
单选题总偏移是()。A
从曲轴输出端法兰开始平轴,在艉轴首端法兰处所测得的偏移值B
从艉轴首端法兰开始平轴,在曲轴输出端法兰处所测得的偏移值C
A或BD
以曲轴输出端法兰为基准测得的偏移值
考题
单选题以下有关货舱散装舱容的定义,说法正确的是()。A
由两舷外板内侧及舱底板顶面至甲板横梁上端之间所计算得的容积加舱口位容积B
由两舷外板内侧及舱底板顶面至甲板下表面之间所计算得的容积加舱口位容积C
由两舷舱壁护板内侧及舱底板顶面至甲板横梁下端之间所计算得的容积加舱口位容积D
A、B均对
考题
单选题The pivoting point of a fully loaded vessel with normal trim proceeding ahead at sea speed is().A
right at the bowB
one-third the length of the vessel from the bowC
one-half the length of the vessel from the bowD
two-thirds the length of the vessel from the bow
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单选题Lubricating oil systems for diesel engine journal bearings are usually lubricated by which of the following types of lubricating oil systems?()A
SplashB
GravityC
PressureD
Bypass
考题
单选题()of the following statements is incorrect regarding a fire and boat drill ao board your cargo vessel.A
At least one fire and drill shall be held within 24 hours of leaving a port where more than 25 percent of the crew has been replacedB
The Master is responsible in seeing thst each lifeboat is lowered to the water at least once in each 6 monthsC
Lifeboat equipment shall be examined at least once each month to insure that it is completeD
An entry shall be made in the vessels official Logbook relative eo each fire and boat drill
考题
单选题It is necessary to remove () from the cooling water spaces to improve heat transfer.A
limeB
frostC
scaleD
scar
考题
单选题根据ISM规则,开航前须知包括()。 Ⅰ、救生艇岗位和职责 Ⅱ、消防岗位和职责 Ⅲ、适用的与SOLAS安全要求有关的特定附加资料 Ⅳ、值班规则A
Ⅰ+Ⅱ+ⅣB
Ⅰ+Ⅱ+ⅢC
Ⅰ+Ⅲ+ⅣD
全是
考题
单选题You should conduct a sector search under which of the following circumstances().A
The search target is sighted and then lostB
More than one vessel is available for a searchC
The search object is a target that will be readily detected by radarD
An aircraft is available to assist a surface vessel
考题
单选题选港货是指装船时未确定目的港,只选定几个可能的卸货港,在船舶到达第一个先卸港前的()才电告其确定的卸货港货物A
12~24hB
24~36hC
24~48hD
36~48h
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