出自:海船船员证

To shut down a diesel engine after it exceeds the set maximum speed,which type of device listed should be used?()
A:Speed limiting governor
B:Over-speed governor
C:Over-speed trip
D:Over-speed relay
当船舶驶靠码头遇回流时,可采用()驶靠码头。
A:抛倒锚
B:抛开锚
C:抛一字锚
D:抛拎水锚
活塞环搭口间隙过小,工作时容易导致()。
A:磨损
B:卡死或折断
C:燃气漏泄
D:弹力丧失
发生双台风效应时,通常两个热带气旋绕其中心连线中点()
A:顺时针方向旋转,并且相互排斥
B:逆时针方向旋转,并且相互排斥
C:顺时针方向旋转,并且相互趋近
D:逆时针方向旋转,并且相互趋近
()不是专制型领导对下属所产生的影响
A:沉默、谨小慎微
B:缺乏沟通和质询
C:下属敢于提出个人意见
D:被动工作、士气低落
利用石英、钛酸钡的()效应产生超声波.
A:正压电
B:逆压电
C:集肤
D:电磁
低碳钢试件拉伸实验中,在()阶段中,材料由于塑性变形使内部晶格发生变化。
A:弹性
B:屈服
C:强化
D:颈缩
The standards of physical and medical fitness established by the Party shall not ensure that seafarers().
A:have the physical capability to fulfill all the requirements of the basic training
B:demonstrate adequate hearing and speech to communicate effectively
C:are suffering from any medical conditions likely to be aggravated by service at sea
D:have no medical condition that will prevent the effective e and safe conduct of their routine and emergency duties on board
下列构件采用的材料分别是:中内龙骨采用(),中底桁采用(),旁底桁采用(),旁内龙骨采用(),船底纵骨采用()。
货油管管壁厚度的腐蚀极限为()。
A:2.0mm
B:3.0mm
C:0.8mm
D:0.5mm
The solenoid valve can be typed as a()
A:thermal valve
B:magnetic stop valve
C:bellows valve
D:bimetallic valve
船舶操纵性指数K、T值是通过()求得的.
A:旋回试验;
B:船舶冲程实测
C:Z型操纵实验;
D:倾斜试验。
欧洲引水协会(EMPA)建议的港内水道富余水深为:().
A:吃水的20%
B:吃水的15%
C:吃水的10%
D:吃水的5%
雷达间接回波通常在()出现。
A:船首标志线上
B:船尾方向
C:扇形阴影区内
D:正横方向
If the Shipowner has agreed to receive deck cargo,()must contribute to the loss,provided the owner of the jettisoned goods is the sole cargo owner.
A:the ship
B:the ship and the freight
C:the freight
D:neither the ship nor the freight
某柴油机启动时转速波动,且无法达到启动转速,一般不会是()。
A:启动空气量不足
B:空气分配器定时不当
C:某缸气缸启动阀故障
D:主启动阀不能开启
VSP、CPP和ZP三种推进器,每100KW主机功率给出的拖力的排序是:()
A:CPP>VSP>ZP
B:CPP>ZP>VSP
C:VSP>ZP>CPP
D:ZP>CPP>VSP
In a diesel engine,() works as working medium and changes the heat energy to mechanical energy, changes the reciprocating movement to rotary moment()
A:fuel spray; the burning of the fuel
B:the burned gas mixture; connecting rod
C:medium shaft;crankshaft
D:the burned gas mixture; piston rod
从事国际航行的一切客船和()总吨及以上的每艘船舶,应备有一份由主管机关颁发的适当的安全配员文件或等效物。
A:150
B:300
C:400
D:1000
Coral atolls,or a chain of islands at right angles to the radar beam,may show as a long line rather than as individual targets due to ().
A:the effects of beam width
B:limitations on range resolution
C:the pulse length of the radar
D:the multiple-target resolution factor
船长的保安职责应包括()。 Ⅰ.熟悉船舶保安计划中的主要规定; Ⅱ.拒绝对船舶保安构成威胁的人员、货物、物品等进入船舶; Ⅲ.向公司保安员报告船舶保安的薄弱点及船舶保安体系的缺陷和不足; Ⅳ.负责保持船舶保安证书的有效性; Ⅴ.负责保管船舶保安证书。
A:Ⅰ、Ⅱ、Ⅲ、Ⅳ、Ⅴ
B:Ⅰ、Ⅱ、Ⅲ、Ⅴ
C:Ⅰ、Ⅱ、Ⅲ
D:Ⅰ、Ⅲ、Ⅳ、Ⅴ
根据《船舶载运危险货物安全监督管理规定》,载运危险货物进、出港口申报的船舶,在下列哪种情形下,海事管理机构不应当禁止船舶进、出港口()。
A:港口尚不具备相应的安全航行、停泊、作业条件
B:申报显示船舶不持有有效的安全适航、适装证书和防污染证书
C:船舶的安全、防污染措施和应急计划不符合规定的
D:货物未达到安全适运要求或者单证不全
Before charging a refrigeration unit, the refrigerant charging lines should be()
A:flushed with clean refrigerant oil
B:purged with the refrigerant
C:washed with an ammonia and alcohol solution
D:grounded to compressor
船舶安全检查,一般应由()名及以上安全检查人员于船舶停泊或作业期间实施。
A:1
B:2
C:3
D:4
A reservoir, as used in hydraulic systems aboard ship, is used to store hydraulic oilAnother function is to()
A:act as a shock absorber
B:maintain the stored oil under pressure
C:act as a base or foundation for the power unit
D:eliminate pressure surges in the system
单螺杆泵不能作()。
A:渣油泵
B:甲板冲洗泵
C:货油泵
D:海水泵
The bilge pump on a fishing vessel().
A:must be fixed if the vessel exceeds 12 meters in length
B:may be used as a fire pump
C:must be portable if there are more than 4 watertight compartments
D:must be capable of pumping at least 450 gpm
拖带灯是指具有()。
A:与环照灯相同特征的白灯
B:与环照灯相同特征的黄灯
C:与尾灯相同特征的白灯
D:与尾灯相同特征的黄灯
一破口为50cm2,在水线下1.5m处,其静水压力约为()kg(水密度取1.0t/m3)。
A:7.5
B:75
C:8.0
D:80
在压缩空气启动系统中,气缸启动阀的启闭时刻和启闭顺序均由()控制。
A:启动控制阀
B:空气分配器
C:主启动阀
D:启动操纵阀