C. mountainous and confused
D. mountainous but fairly regular as far as direction is concerned Key: C在飓风中心附近相对平静的区域内，海浪巨大并混乱。
215. Integrated Bridge and Navigation Systems (IBS/INS) provide excellent performance and reliable navigation under all conditions by _____. A. integrating well-proven, harmonizing equipment B. integrating all equipment in the bridge C. an intelligent platform with ECDIS and Radar D. the control center based on ECDIS key: A
综合驾驶台系统在所有情况下，通过成熟协调的仪器，提供卓越性能和可靠航行。 216. Atmospheres laden with coal dust or grain dust caused by loading these cargoes ______. A. require loading operations to be shut down until the atmosphere clears B. are toxic to human life
C. are subject to spontaneous combustion D. may be explosive in some concentrations
Key: D充满由装货引起的煤尘和粮尘的空气在某些浓度下会发生爆炸。 217. A passenger vessel is underway. When may passengers visit the pilothouse? A. Passengers are excluded from the pilothouse while underway B. Passengers are permitted in the pilothouse during daylight hours only.
C. Passengers are permitted to visit the pilothouse when authorized by the Master and officer of the watch
D. Passengers are permitted in the pilothouse when they are escorted by a ship?s officer. Key: A
一客船正在航行，乘客何时可以参观驾驶室？在航时乘客不可以进入驾驶室（排除在驾驶室以外）。
218. A light is ________ from Changshanzui, the SE extremity of the island. A. exhibited
B. established
C. constructed
D. built
Key: A从位于海岛东南端的长山嘴显示一个灯标。
219. A line of clouds，sharp changes in wind direction，and squalls are most frequently associated with a(n) ______. A. occluded front
B. warm front
C. cold front
D. warm sector
Key: C 一系列云，风向急剧变化，暴风经常与冷锋有关。
220. The mariner must be the final judge of the reliance he can place on the information given in the Admiralty charts and other publications, since they ______. A. may always be complete and up-to-date B. may not always be complete and up-to-date
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C. may sometimes be complete and up-to-date D. may not sometimes be complete and up-to-date
Key: B对于英版海图和其他出版物给出的信息的依赖程度，海员必须是最后的判断者。 221. Periodic publications notifying changes in，or additions to，previously published navigational
data are ________. A. Annual Summary C. Supplements Key: B
通知先前出版的航海信息中的变更或增加的周期性出版物是《航海通告》。
222. ________ indicates the weight of the vessel and is, therefore, according to a well known
principle of physics, equal to the weight of the water it displaces. A. Gross tonnage B. Net tonnage Key: C
排水吨位表示船舶重量，并且，根据一众所周知的物理定律，等于船舶排掉的水的重量。 223. The overall set in Malacca straight is to the NW, but from May to September there is a tendency for SE sets to prevail in some N and central parts. In this sentence, “set” refers to ________.
A. The direction of traffic flow B. The direction of current Key: B
马六甲海峡内总的流向为向西北，但从五月到九月，有一个在某些北部和中部地区盛行的东南流向的趋势。
224. The time required to incline from port to starboard and back to port again is called _________. A. initial stability B. range of stability key: D
从左向右倾斜，然后再回到左所需的时间称为横摇周期。
225. The approach to the roads and harbor from the ________entails no difficulty. A. eastern Key: C
从东面进入锚地和港口没有困难。(from the+方向性词）
226. At security level 1, which one of the following activities shall not be carried out, through
appropriate measures, on all ships? A. Controlling access to the ship
B. Controlling the embarkation of persons and their effects
B. easterly
C. eastward
D. eastwards
C. inclining moment D. rolling period
C. The direction of monsoon D. The direction of wind C. Displacement tonnage D. Deadweight tonnage
B. Notices to Mariners D. Navigational Warnings
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C. Monitoring restricted areas D. Monitoring mess room Key: D
在一级保安级别，在所有船舶上，不需通过相应措施进行以下哪项活动？监视餐厅。 227. While underway, a vessel over 100,000 gross tons with an AlS is expected to broadcast all of the following information every 1 to 10 seconds EXCEPT_______ . A. rate of turn B. name of vessel Key: B
在航时，配有AIS的100，000以上船舶预计每1到10秒播报以下信息，除了船名。 228. When two power-driven vessels are meeting head-on and there is a risk of collision, each
shall A. stop her engines B. alter course to starboard key: B
当两机动船对于并存在碰撞危险时，每船都应向右改向。
229. MAINLY GOOD BECOMING MODERATE．This forecast probably refers to ______ in a certain area．
A．visibility B．winds C．sea D．Fog key: A由好的变成中等，这可能预测是指能见度。
230. The company should establish procedures by which ________ receive relevant information
on the safety management system in working language or language understood by them. A. New personnel B. The ship's personnel Key: B
公司应建立程序，根据该程序，船上人员用工作语言或他们能够理解的语言接受关于安全管理体系的信息。
231. In many areas atoll clouds (clouds of vertical development) are produced over small islands. These are the result of ____.
A. rising air currents produced by the warm islands B. warm air from the sea rising over higher land areas C. cool land air mixing with warm sea air D. descending air over the islands
Key: A在许多地区，环礁云在小岛上空形成，这是温暖岛屿产生的上升气流导致的结果。 232. The sign used to caution persons approaching the gangway of a tank barge during cargo
transfer reads ______.
A. Warning, Keep Off, Stay Clear
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C. navigational status D. ship ' s heading
________.
C. sound the danger signal D. back down
C. Personnel transferred to new assignments D. Visitor
B. Danger, Do Not Board
C. Warning, No Smoking, No Open Lights, No Visitors D. Dangerous Cargo Being Transferred
Key: C转运货物期间，液货驳船用来警告靠近舷梯人员的标志上面写着：警告：禁止吸烟，禁止明火，禁止进入（参观）。
233. ______ is normally responsible for maintaining records of corrections to navigational charts and nautical publications. A. The chief officer B. The second officer Key: B
二副通常负责保管航用海图和航海出版物改正记录。
234. You are mooring to a buoy. You should approach the buoy with the current from ______ A. ahead Key: A
你船浮筒系泊。你应顶流接近浮筒。
235. Little or no change in the barometric reading over a twelve hour period indicates ______. A. stormy weather is imminent C. a defect in the barometer D. increasing wind strength Key: B
十二小时之内气压计读数几乎或根本没有变化表明当前天气条件会持续。 236. Which instrument is used to measure the relative humidity of air? A. Hydrometer Key: B
哪个仪器用来测量空气相对湿度？湿度计。
237. Any action taken to avoid collision shall, if the circumstances of the case admit, _______ . A. be positive
B. be positive and made in ample time
C. be positive, made in ample time and with due regard to the observance of good seamanship D. be positive, made in ample time, with due regard to the observance of good seamanship and avoiding complying with local regulations Key: C
如果当时情况允许，为避碰采取的任何行动都应是积极的，及时的，并充分考虑到遵守良好的船艺。
B. Hygrometer
C. Spectrometer
D. Barometer
B. that present weather conditions will continue
B. broad on the bow
C. abeam
D. astern
C. The third officer D. The PSC officer
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