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单选题
船舶污染事故等级分为：（）.
A
重大/较大/一般事故
B
重大和一般事故
C
特别重大/重大和一般事故
D
特别重大/重大/较大/一般事故
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单选题You are proceeding down a channel and lose the engine（s）.You must use the anchors to stop the ship.Which statement is true（）.A
Pay out all of the cable before setting up on the brake to insure the anchors dig in and holdB
For a mud，mud and clay，or sandy bottom pay out a scope of 5 to 7 times the depth before setting up on the brakeC
Use one or both anchors with a scope of twice the depth before setting the brakeD
Drop the anchor to short stay and hold that scope
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单选题通常对喷油泵的检查内容有（）。 Ⅰ.最大供油量检查 Ⅱ.各缸供油均匀性检查 Ⅲ.最低供油量检查 Ⅳ.停车位置检查 Ⅴ.密封性检查 Ⅵ.供油定时检查A
Ⅰ＋Ⅱ＋Ⅲ＋ⅤB
Ⅰ＋Ⅲ＋Ⅳ＋ⅤC
Ⅰ＋Ⅲ＋Ⅳ＋ⅥD
Ⅱ＋Ⅳ＋Ⅴ＋Ⅵ
考题
单选题DGS8800e数字调速系统，调节器（Regulator）的燃油设定值直接控制模式，是一种撇开调速器和转速反馈环节的（）。A
开环转速控制系统B
闭环转速控制系统C
随动转速控制系统D
时序转速控制系统
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单选题The piston cooling system may employ similar components, except that a drain tank is used instead of a head tank That means this system （）.A
doesnt use a drain tank but a head tankB
uses a drain tank not head tankC
uses a drain tank and a head tankD
uses neither a drain tank nor a head tank
考题
单选题下列有关大副在货物运输方面职责的叙述哪项不正确（）。A
督促港方严格按照货物积载图装卸B
对包装不固、标志不清的货物应在装舱后立即与港方、货主交涉C
非经同意，不得将货物配装在露天甲板上D
装卸粮食、冷藏货和其他特殊货物时应申请货物检验师的检查并取得由其签署的证书
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单选题A fire hose with a nozzle attached must be connected to each hydrant except when exposed to heavy weather or when the（）.A
fire hose might be damaged by cargo operationsB
vessel is in portC
fire-main system is not chargedD
fire pumps are used for purposes other than supplying water to the fire main
考题
单选题为提高喷嘴挡板机构的灵敏度，应采取的结构措施是（）。A
恒节流孔直径尽量小，h变化量大B
喷嘴直径尽量大，h变化量小C
背压室容积尽量大，h变化量小D
背压室容积尽量大，h变化量大
考题
单选题The output voltage of a 440 volt, 60 hertz, AC generator is controlled by the （）.A
prime mover speedB
exciter output voltageC
load on the alternatorD
number of poles
考题
单选题电动型主机遥控系统的制动状态是发生在（）。A
车令与凸轮轴位置一致，且转向也一致B
车令与凸轮轴位置一致，但转向不一致C
车令与凸轮轴位置不一致，且与转向也不一致D
车令与凸轮轴位置不一致，但与转向一致
考题
单选题In order for a vessel to be engaged in fishing she must be（）.A
underwayB
using gear which extends more than 50 meters outboardC
using a seine of some typeD
using gear which restricts her maneuverability
考题
单选题When installed for bilge pumping or ballast duty, centrifugal pumps require a （） to remove air from the suction pipe.A
air chamberB
head lankC
primerD
prime mover
考题
单选题A liferaft which has inflated bottom-up on the water（）.A
should be righted by standing on the carbon dioxide cylinder，holding the righting straps，and leaning backwardsB
should be righted by standing on the life line，holding the righting straps，and leaning backwardsC
will right itself when the canopy tubes inflateD
must be cleared of the buoyant equipment before it will right itself
考题
单选题某船主机为MAN BW ME-C型柴油机，某次在进行起动操作时，在起动空气作用下柴油机运转太慢，故障原因可能是（）。A
气缸起动阀咬死B
慢转命令没有自动撤销C
起动空气信号未接通D
空气分配器定时错误
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