出自:海船船员证

一般来说,船舶所受风力作用中心的位置主要取决于().
A:船舶吃水;
B:风级的高低;
C:船舶水下船型的不同;
D:上层建筑形状及面积分布情况以及风舷角。
During fueling,all doors,hatches,and ports().
A:to windward should be opened and the ones to leeward should be closed
B:to leeward should be opened and the ones to windward should be closed
C:should be opened
D:should be closed
A(n) () is a mechanical attack on the metal surface which may be due to a disturbance in the flow of the water over the blade of the propeller.
A:erosion
B:corrosion
C:pitting
D:dezincification
热带气旋与温带气旋相比较,通常从外围向中心的气压变化为()。
A:两者均迅速降低
B:前者迅速降低,后者缓慢降低
C:前者缓慢降低,后者迅速降低
D:两者均缓慢降低
ISPS规则要求缔约国政府(船旗国主管机关)()。Ⅰ.规定适当的保安等级;Ⅱ.批准船舶保安计划;Ⅲ.向经审核符合SOLAS公约和ISPS规则的船舶签发ISSC;Ⅳ.向IMO及航运业和港口业通报信息。
A:Ⅰ~Ⅲ
B:Ⅰ、Ⅱ、Ⅳ
C:Ⅰ~Ⅳ
D:Ⅰ、Ⅱ
如何检查船舶和设备的维护保养计划的执行情况?
以下关于在撰写海事分析报告时应注意的事项,表述正确的是()。
A:格式与内容要严格按照当地主管机关的规定
B:海事分析报告只需要分析事故的原因,不需要详细描述事故发生的全过程
C:对事故的具体情节如回忆不起来,可以采用推断的方式或不写
D:应认真分析出事故发生的根本原因以及今后的防范措施
在TQWQ型气动温度三通调节阀中,若更换一个有效面积大的反馈波纹管,则()。
A:给定值增大
B:给定值减小
C:比例带PB增大
D:比例带PB减小
船舶抵押权设定后,未经抵押权人同意,抵押人不得将被抵押船舶转让给他人。
Two navigational hazards are located near to each other,but each is marked by an individual cardinal buoyage system. The buoys of one cardinal system may be identified from the other system by().
A:the differing light colors
B:one system having odd numbers while the other system has even numbers
C:one system using horizontal bands while the other system uses vertical stripes
D:the difference in the periods of the light
船舶在旋回中出现的定常横倾角:()
A:与船舶初稳性高度成正比,与重心浮心距离成反比
B:与船舶初稳性高度成正比,与重心浮心距离成正比
C:与船舶初稳性高度成反比,与重心浮心距离成反比
D:与船舶初稳性高度成反比,与重心浮心距离成正比
集装箱在装载过程中,值班人员应检查()。
A:箱内货物数量和质量
B:集装箱外表状况
C:集装箱封志
D:B和C
目前世界各授时台播发的无线电信号可分为:() (1)UT0 (2)UT1 (3)UT2 (4)UT0+DUT1
A:(1)(2)
B:(2)(4)
C:(2)(3)(4)
D:(1)(3)(4)
普通冷藏箱用()表示,40’罐箱用()表示。
海流的主要成因是()。
A:风和海水的密度
B:风和气温差
C:地球与日月间的引力
D:风和水温差
强风中锚泊的大船产生偏荡运动,大船偏荡至什么位置,适合于小船接近并靠泊()?
A:一边极限位置
B:中间位置
C:任意位置
D:中间位置与极限位置之间的任一位置
What is TRUE about hoisting operations().
A:Personnel may work beneath suspended loads,as long as they are alert and wear hard hats
B:If a suspended load with no tag begins to spin,personnel should attempt to stop the spinning if the load is within reach
C:If tag lines are used to control a suspended load,they should be secured to the deck
D:Personnel not involved in the hoisting operation should be kept clear of the transfer area
Please tell me()to put the bleaching powder.
A:whom
B:what
C:which
D:where
对可收式减摇鳍装置液压系统的管理应特别注意()。
A:要保证控制和反馈信号正确
B:鳍的伸缩轨道和滑块间隙
C:转鳍和收放机构中的摩擦
D:防止空气进入油箱和系统
下列()属于船底结构的构件。
A:中桁材
B:舷侧外板
C:甲板板
D:横梁
在用比例调节器组成的温度控制系统中,若把调节器的比例带PB调整得太小,则对控制系统动态过程的影响是()。 ①静态偏差ε↓; ②最大动态偏差emax↓; ③衰减率φ↓; ④振荡次数N↓; ⑤过渡过程时间ts↓; ⑥温度表指针激烈振荡。
A:①③⑤⑥
B:②③④⑤
C:①②③⑥
D:①②④⑤
油轮卸油时,用同一管线卸多种货油时,应先卸质量()的油种,后卸质量()的油种。
A:好、次
B:次、好
C:无规定
D:以上都错
柴油机排气中能够产生两次有害排放物主要有()。 ①NOX; ②CO; ③HC; ④CO2
A:①+②+③
B:①+③+④
C:②+③+④
D:①+②+③+④
船上着火,大副现场组织扑救时,应首先采取的措施是:().
A:控制通风
B:控制火势
C:隔离火源
D:探明火情
保赔保险的承保范围通常包括()。Ⅰ.会员船上的船员人身伤亡、疾病;Ⅱ.会员船上的船员因病因伤遣返费;Ⅲ.1/4船舶碰撞责任;Ⅳ.被碰船舶上的人员伤亡。
A:Ⅱ~Ⅳ
B:Ⅰ,Ⅲ,Ⅳ
C:Ⅰ~Ⅳ
D:Ⅰ~Ⅲ
When evacuating a seaman by helicopter lift,which statement is TRUE?()
A:The vessel should be stopped with the wind dead ahead during the hoisting operation
B:Flags should be flown to provide a visual reference as to the direction of the apparent wind
C:The drop line should be grounded first then secured as close to the hoist point as possible
D:The hoist area should be located as far aft as possible so the pilot will have a visual reference while approaching
在电动型主机遥控系统换向回路中,若正车换向完成,则换向伺服器输出管C的通路与状态为()。
A:C与a通,通高压油
B:C与a通,通低压油槽
C:C与b通,通高压油
D:C与b通,通低压油槽
A vessel which is being assisted by an icebreaker would display a flag hoist consisting of the code numeral “4”when the vessel().
A:speed begins to drop
B:stops
C:receives ice damage
D:becomes icebound
If the coxswain of your lifeboat gives the command HOLD WATER you should().
A:complete the stroke,raise your oar slightly,swinging the oar slightly forward,and place it in the boat
B:lift the oar in a vertical position
C:complete the stroke and hold the oar out of the water
D:dip the blade of your oar into the water vertically and hold it perpendicular to the keel line
吊拖船队中主拖失控时应()。 ①通知被拖船 ②显示失控号灯号型 ③向任意一舷满舵以期减低船速 ④必要时通知被拖船解拖
A:①②③④
B:①②③
C:①②④
D:②③④