航海英语题库（含答案）

C. aneroid barometer D. fortin barometer

KEY: C由于船舶的纵倾和摇摆，在海上水银气压计受限于高度和速度变化，为避免这个错误，海上大气压的测量使用空盒气压计。

[213] A METHOD OF TOWING VESSELS THROUGH POLAR ICE BY MEANS OF ICEBREAKING TUGS WITH A SPECIAL STERN NOTCH SUITED TO RECEIVE AND HOLD THE BOW OF THE VESSEL TO BE TOWED defines ______. A. Towing operations B. Rigid coupled towing C. Close coupled towing D. Hard coupled towing

KEY: C通过极地冰区用破冰拖轮拖带，破冰拖轮尾部有特殊的槽口来容纳和固定被拖船的船首，这被定义为牢固组合拖带。

[214] A microbarograph is a precision instrument that provides a ______. A. charted record of atmospheric temperature over time B. charted record of atmospheric pressure over time

C. graphic record of combustible gases measured in an atmosphere

D. graphic record of vapor pressure from a flammable / combustible liquid

KEY: B微型气压计是一个提供一段时间内大气压图表记录的静谧仪器。 [215]同上

[216] A mooring line is described as being 6x24, 1-3/4 inch wire rope. What do the above numbers refer to ? ______.

A. Strands, yarns, circumference B. Strands, wires, diameter

C. Wires, yarns, diameter D. Strands, circumference, wires

KEY: B系泊缆绳被描述为6x24, 1-3/4英寸的钢丝绳。以上数字代表什么？股数、金属丝、直径。

[217] A mooring line leading 45°to keel, used to check forward or astern movement of a vessel, is called a

A. spring line B. warp line C. bow line D. breast line

KEY: A与龙骨成45°的系泊缆绳，作为制止船舶前后移动，被叫做倒缆。

[218] A mooring line that prevents a vessel from moving sideways away from the dock is a ___. A. bow line B. breast line C. stern line D. spring line KEY: B 防止船舶从码头倾向移动的系泊缆绳是横缆。 [219] A navigator fixing a vessel?s position by radar ______. A. should never use radar bearings

B. should only use radar bearings when the range exceeds the distance to the horizon C.can use radar information from one object to fix the position D. must use information from targets forward of beam

KEY: C航海人员用雷达测定船位，可使用某一物标的雷达信息来定位。 [220] A negative metacentric height ______.

A. will always cause a vessel to capsize B. should always be immediately corrected C. always results from off-center weights D. All of the above are correct KEY: B负稳性高度应该被立即改正。

[221] A neutral equilibrium position for a vessel means that the metacenter is ______.

A. lower than the keel B. at the same height as the center of gravity C. exactly at midships D. at the center of the waterplane area KEY: B船舶的中性平衡状态是指船舶稳心与中心在相同高度。

[222] A new coil of nylon line should be opened by ______. A. pulling the end up through the eye of the coil B. taking a strain on both ends

C. uncoiling from the outside with the coil standing on end D. unreeling from a spool

KEY: D一卷心的尼龙绳通过线轴回卷才能解开。 [223] A partial deck in a hold is called a(n) ______. A. weather deck B. orlop deck C. shelter deck D. main deck KEY: B货舱里部分甲板称为下层甲板。

[224] A pattern according to which vessels and / or aircraft may conduct a co-ordinated search is a A. Research pattern B. Research mode C. Search pattern D. Search and rescue mode

KEY: C船舶和航空器进行协调搜救的模式叫做搜寻模式。 [225]同上

[226] A pelican hook ______.

A. can be released while under strain B. is used for boat falls

C. is used for extra heavy loads D. is used for light loads only KEY: A速脱钩能在紧张的情况下被释放。

[227] A person may operate an air compressor in which of the following areas on board a tankbarge?

A. Pumproom B. Generator room

C. A space adjacent to a cargo tank D. A space two meters from a cargo valve 人员可以在液货驳船上那些地方操作空气压缩机？发电机室。 [228] A person who sees someone fall overboard should ______. A. call for help and keep the individual in sight

B. run to the radio room to send an emergency message C. immediately jump in the water to assist the individual D. go to the bridge to report the captain

KEY: A一个人看到人员落水应呼叫救人，并使他保持在视线之内。 [229]同上

[230] A pilot vessel on pilotage duty shall show identity lights ______. A. at any time while underway B. while at anchor C. while alongside a vessel D. All of the above

KEY: D引航员在进行引航任务时，应显示识别等号---在航时、锚泊时、并靠另一船舶时。 [231] A polyconic projection is based on a ______.

A. plane tangent at one point B. cylinder tangent at one parallel

C. cone tangent at one parallel D. series of cones tangent at selected parallels KEY: D多圆锥投影式用一系列锥形选择的平行线的正切线为基础的。 [232] A portable dry chemical fire extinguisher discharges by ______. A. gravity when the extinguisher is turned upside down B. pressure from a small CO2 cartridge on the extinguisher C. air pressure from the hand pump attached to the extinguisher

D. pressure from the reaction when water is mixed with the chemical

KEY: B便携式干粉灭火器通过灭火器内二氧化碳小气瓶的压力来排放药剂。

[233] A portable foam (stored-pressure type) fire extinguisher would be most useful in combating a fire in ______.

A. generators B. oil drums C. the bridge controls D. combustible metals

KEY: B便携式泡沫储备气压式灭火器最适宜扑灭油桶火。

[234] A position obtained by applying only your vessel?s course and speed to a known position is a A. dead-reckoning position B. fix C. probable position D. running fix

KEY: A只考虑一船舶的航向和航速相对已知点所得到的船位是推算船位。

[235] A position obtained by crossing lines of position taken at different times and advanced to a common time is a(n) ______.

A. dead-reckoning position B. running fix C. estimated position D. Fix

KEY: B通过船位线获得的不同时刻的船位转移到同一时刻是移线定位。

[236] A position that is obtained by applying estimated current and wind to your vessel?s course and speed is a(n) ______.

A. dead reckoning position B. estimated position C. fix D. None of the above

KEY: B通过将估算的风流压值加入船舶的航向航速所得到的船位是估算船位。 [237]同上

[238] A position that is obtained by using two or more intersecting lines of position, taken at nearly the same time, is a(n) ______.

A. estimated position B. fix

C. running fix D. dead-reckoning position

KEY: B通过两个或更多的交叉船位线获得船位，在接近相同时刻时是船位。 [239] A proper look-out shall be maintained ______.

A. only at night B. only during restricted visibility C. at night and during restricted visibility D. at all times KEY: D在任何时候都应保持正规的瞭望。

[240]A protective suit which reduces the body heat-loss of a person wearing it in cold water is called______．

A．water suit B．diving suit C．immersion suit D．swimming suit KEY: C人员进入冷水中时能够保持体温散失的衣服是防寒服

[241] A pumproom is suspected of accumulating gases after a ventilation machinery breakdown. Where should the combustible gas indicator case be placed when testing the pumproom atmosphere for combustible gases? ______.

A. In the lower level of the pumproom B. In the middle level of the pumproom C. In the upper level of the pumproom D. On the deck outside the pumproom

KEY: D泵舱的存储气体在通风机损坏之后被怀疑，当测试泵舱可燃气体压力时，可燃气体指示仪布置在哪里？泵舱的外甲板上。

[242]A qualified deck officer should be______the watch．

A．in charge of B．arranged C．decided to D．the depth of KEY: A位合格的驾驶员应该在值班。

[243] A quick and rapid motion of a vessel in a seaway is an indication of a(n) ______. A. large GM B. high center of gravity C. excessive free surface D. small GZ

KEY: A船舶快而急的斜向运动，表明船舶稳性大。（这是大稳性的现象）

[244] A radar contact will remain stationary on a relative motion radar display only when it is ___. A. on the same course as your vessel B. at the same speed as your vessel

C. on the same course and speed as your vessel

D. on a reciprocal course at the same speed as your vessel

KEY: C只有你船舶以相同航向航速行驶时，雷达目标在相同运动显示方式时保持静止。 [245] A radar display in which North is always at the top of the screen is a(n) ______. A. unstabilized display B. stabilized display C. composition display D. relative display KEY: B北向上总是稳定显示在雷达显示器顶部。

[246] A radar range to a small, charted object such as a light will provide a line of position in which form? ______.

A. Straight line B. Arc C. Parabola D. Hyperbola KEY: B雷达对图注的小目标测距。

[247]A radar set produces radio waves and then gives them out in the space by means of its______．

A．height of waves B．antenna C．high frequency D．radio Xray KEY: B雷达装置发生的无线电波通过天线发射出去。

[248] A radio medical advice service ______ ships of all nationalities and no charge is made for this service.

A. is available to B. is available for C. are available to D. are available for

KEY: B任何国际的船舶都可获取无线电医疗指导服务，并不收取费用。 [249]同上

[250] A RADIO SIGNAL FROM A DISTRESSED VESSEL AUTOMATICALLY DIRECTED TO A RCC GIVING POSITION, IDENTIFICATION, COURSE AND SPEED OF THE VESSEL AS WELL AS THE NATURE OF DISTRESS is known as ______. A. Distress alert B. Safety alert C. Emergency alert D. General alert

KEY: A预先船自动发出的给搜救协调中心的给出自己船位、识别码、航向航速以及遇险性质的一种无线电信号叫遇险报警。

[251]A relative bearing is always measured from______． A．true north B．magnetic north C．the vessel's beam D．the vessel's head KEY: A相对方位总是从船首开始量起的。 [252] A revised print of a chart is made ______.

A. after every major hydrographic survey of the area covered by the chart

B. when there are numerous corrections to be made or the corrections are extensive C. when a low-stock situation occurs and minor corrections are made D. every two years to update the magnetic variation information