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出自:海船船员证
船舶冲程的测定中,在记录船舶距离的同时,还应记录船舶滑行(),据此可大致绘出船舶滑行轨迹。
A:时间及船首偏转的角度
B:时间及船尾偏转的角度
C:速度及船首偏转的角度
D:速度及船尾偏转的角度
When administering artificial respiration to an adult, the breathing cycle should be repeated about ()
A:12 to 15 times per minute
B:18 to 20 times per minute
C:20 to 25 times per minute
D:as fast as possible
来自北美大陆和美国东部沿海的锋面气旋大多数最终移向()
A:格陵兰北部
B:冰岛附近洋面
C:西欧
D:地中海
关于承运人进行责任限制的条件,在HagueRules和VisbyRules中两个规则().
A:规定的条件相同
B:规定的条件不同
C:均规定承运人故意造成货损时,不能享受免责
D:以上都不对
统计表明,在严冬风速相同的条件下,气温比水温每低1℃波高约增大()。
A:1%
B:10%
C:5%
D:0.5%
换新主轴瓦时首先应保证()符合要求值。
A:轴承间隙
B:臂距差
C:接触质量
D:桥规位
气垫船在排水状态下航行中应显示的号灯为:().
A:一盏黄色环照闪光灯
B:桅灯、舷灯及尾灯
C:舷灯及桅灯,一盏黄色环照闪光灯
D:桅灯、舷灯及尾灯,不对水移动时关闭舷灯及尾灯
船舶在波浪作用下,沿着和围绕着通过船舶重心的X、Y、Z轴作线性运动和回转运动;y轴为()。
A:纵荡和横摇
B:横荡和纵摇
C:垂荡和首摇
D:首摇和纵摇
为北半球地面气压场分布图,根据摩擦层风压定律判断B点吹()。
A:E
B:W
C:NE
D:SW
The damage to a vessel is over $25,000. Who must notify the nearest Coast Guard Marine Safety or Marine Inspection Office as soon as possible?()
A:The Master of the vessel
B:The Radio Officer
C:The Chief Officer
D:All of the above
压载管路分别通至:() ①、用于压载的深舱、首尖舱及双层底舱; ②、货舱两侧压载水舱; ③、货舱四周三角形水柜
A:①、②
B:②、③
C:①、③
D:①、②、③
机器故障诊断的内容包括对机器运行状态的()。 Ⅰ.识别; Ⅱ.预测; Ⅲ.监视。
A:Ⅰ+Ⅱ
B:Ⅰ~Ⅲ
C:Ⅰ+Ⅲ
D:Ⅱ+Ⅲ
下列叙述中,()不符合船舶安全检查规则的规定。
A:必须由船长或机轮长陪同检查人员检查
B:船员应按检查人员的要求调试和操纵有关设备
C:对中国籍船检查后应签发《船舶安全检查通知书》
D:对外国籍船检查后应签发《亚太地区港口国监督检查报告》
A figure eight knot is used to().
A:be a stopper
B:shorten a line
C:join lines of equal size
D:keep a line from passing through a sheave
When the ship is in restricted visibility, the officer in charge of the engineering watch shall ensure that () Ⅰ.Bridge order relating to changes in speed or direction of operation areimmediately implemented Ⅱ.auxiliary machinery used for maneuvering is readily available Ⅲ.permanent air or steam pressure is available for sound signals
A:Ⅰ+Ⅱ
B:Ⅰ+Ⅲ
C:Ⅱ+Ⅲ
D:Ⅰ+Ⅱ+Ⅲ
船舶靠码头所带的缆绳有()。
A:首缆、尾缆、前倒缆、尾倒缆
B:单头缆、回头缆、首缆、尾缆
C:单头缆、回头缆、前、后倒缆
D:以上都对
Gale warnings are usually issued when winds of()8-9 are expected.
A:wind Speed
B:Air Force
C:wind Velocity
D:Beaufort Force
Starting air valves are held firmly on their seats by()
A:cam rollers on the camshaft
B:spring force
C:air pressure on top of the valve differential piston
D:air pressure on the bottom of the valve differential piston
What occurs in the combustion space of a diesel engine cylinder shortly after ignition and before the piston reaches TDC?()
A:Rapid increase in temperature with constant pressure
B:Rapid increase in pressure with constant temperature
C:Rapid increase in pressure and temperature
D:Rapid increase in volume and decrease in pressure
UG8表盘式液压调速器的恒速反馈机构主要由下列部分组成()。 Ⅰ.大反馈活塞 Ⅱ.小反馈活塞 Ⅲ.伺服活塞节 Ⅳ.补偿针阀 Ⅴ.反馈指针 Ⅵ.控制滑阀
A:Ⅰ+Ⅱ+Ⅲ+Ⅴ
B:Ⅱ+Ⅲ+Ⅳ+Ⅵ
C:Ⅰ+Ⅱ+Ⅳ+Ⅴ
D:Ⅱ+Ⅳ+Ⅴ+Ⅵ
用船上重吊装卸重大件货物是时,船舶的静横倾角一般不允许超过()。
A:12°
B:8°
C:6°
D:3°
大型二冲程柴油机不会发生环粘着在环槽中,但由于()会使环卡死在环槽中。
A:环槽积炭
B:环槽变形
C:环槽磨损不均匀
D:润滑不良
The amount of fuel injection into a diesel engine cylinder by a unit injector, is controlled by()
A:the firing pressure in the cylinder
B:a metering helix inside the pump
C:varying the physical length of the plunger stroke
D:varying the clearance between the injector cam and the injector rocker arm
船型肥大、货舱呈棱形、舱口较宽大、舱口围板也较高的这类船属于:()
A:矿砂船
B:散装货船
C:集装箱船
D:杂货船
The Captain of the Port has closed to navigation,and buoyed,a section of a harbor. These buoys would be painted().
A:red or green to conform with the other lateral aids
B:red and green horizontally-striped
C:solid yellow
D:white with orange marks
《驾驶,轮机联系制度》规定,船舶在航行中判断风暴来临时()应及时通知()做好各种准备。
A:值班驾驶员/轮机长
B:船长/轮机长
C:船长/值班轮机员
D:值班驾驶员/值班轮机员
An exhaust gas bypass is installed on a waste heat boiler in order to ().
A:bypass exhaust gas at high loads to prevent excessive back pressure
B:bypass a portion of the exhaust gas at peak loads for better efficiency
C:recycle exhaust gas to the turbocharger
D:minimize moisture condensation in the boiler gas passages at low loads
从事顶推船的机动船与被项推的船舶牢固地连接在一起时应显示()
A:左右舷灯
B:用两盏桅灯代替前桅灯或后桅灯
C:尾灯
D:与一艘普通机动船一样显示号灯
74SOLAS公约规定,定期检验:客船每()时间检验一次,货船的检验间隔时间不得超过()。
A:18个月/2年
B:6个月/3年
C:24个月/4年
D:12个月/5年
根据我国海上交通安全管理法规,()的船舶,并不要求一定要向我交通主管部门公布的海上遇险、保安报警点报告。
A:遭遇海上非法武装
B:遭遇恐怖袭击
C:载运污染危害性货物并处于事故状态下
D:载运危险品
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