what is not a distress signal?________下列哪一项不是遇险信号？a. red flare or red rockets红色火光或火箭b. continuous sounding of fog signaling apparatus使用雾号连续鸣放声响信号c. international code flags November and Charlie国际信号旗语NC如当时情况允许，任何船舶（）。A.shall have the liberty to anchor可自由在狭水道内抛锚B. shall avoid anchoring应避免在狭水道内抛锚C. shall moor to a buoy when necessary如有必要应在狭水道中系浮筒D.shall keep anchoring应在狭水道中保持锚泊39/参考4639. In determining a safe speed ___ shall not be among those taken into account.在决定安全航速时，下列哪一项不必考虑（）A. the state of visibility通见度情况B. the power of the vessel船舶的动力C. the traffic density通航密度D. the maneuverability of the vessel船舶的操纵性能40/454. A vessel engaged in __ shall not impede the passage of any other vessel navigating within a narrow channel or fairway.从事（）的船舶不应妨碍任何其他在狭水道中航行的船舶的安全通行。A.mine clearance operation清除水雷作业B. towing operation拖带作业C. dredging or surveying or underwater operation疏浚或测量或水下作业D. fishing捕鱼41/no474142/1527. every vessel should at all times proceed at a safe speed. Safe speed is defined as that speed where _B__.任何船舶在任何时候均应用安全航速航行，安全航速是指船舶（）a. you can stop within your visibility range能在能见度以内把船停住b. you can take proper and effective action to avoid collision可采取适当而有效的避碰行动c. you are traveling slower than surrounding vessels应采用比周围其他船舶更慢的速度d. no wake comes from your vessel船舶没有伴流43/no4529 44/no474445/297. in a crossing situation, the stand-on vessel should normally _C__ .在交叉相遇局面中，直航船一般应（）A．take action to cross ahead of the other vessel采取行动横越他船船头B．take action to pass astern of the other vessel采取行动从他船船尾通过C．maintain course and speed保向保速D. change course and increase speed改向加速46/1200. when shall the stand-on vessel in a crossing situation take action to avoid the other vessel?（Ｂ）在交叉相遇局面中，直航船何时应采取行动避让他船（）。a.when a risk of collision exists.当存在碰撞危险时b. when action by the give-way vessel alone will not prevent a collision当单凭让路船的行动无法避免碰撞时c. when the bearing to give-way vessel becomes steady当让路船的方位保持不变时d. when the vessels become less than 0.5 mile apart当两船之间距离小于半海里时47/no474748/2685/____D_____ is known as a long hatch during loading operation.在装货作业中，什么叫“long hatch关键舱”A.The largest hatch of a ship船上最大的货舱B. The hatch that is double rigged有两部吊具的货舱C. The hatch where a disproportionate amount of cargo is stowed装有超比例货物的货舱D. The hatch where the most cargo is stowed装有最多货物的货舱49/no474950/715. discharging can be completed________.（B）卸货很快就能结束。a. without time b. very soon c. in any time d. during day time51/no475152/____Ａ______are liable to be stolen, pilfered or may be damaged due to improper handling or stowage.由于装卸不当或积载不当，（）容易被偷、盗或被损坏。a.fragile or expensive cargoes易碎货或贵重货b.raw materials原材料c.fimished metallic products铁器成品d.manufactured goods of large size体积比较大的产品53/Details about the packing, marking and stowing of _Ｃ__ are given in the Interational Maritime Dangerous Goods(IMDG) Code.有关包装、制造和积载（）的详细资料可在国际危规中找到。a.general cargoes普通货b.dry bulk cargoes干散货c.hazardous cargoes危险货d.containerized cargoes集装箱货54/the profit from the carriage of cargo , which is often called________________, keeps the mdrchant ship running.商船通过承运货物所得到的利润，一般叫做（）。A.obligation义务B.freight运费C. contract合同D.delivery发送55/913 broken stowage includes the space __Ｂ_.亏舱包括（）的空间。a.within irregular containers在不规则包装箱内的b. between irregular containers在不规则包装物箱的c. on uniform packaged commodities d. on general cargo56/1446. in Beaufort scale, the wind force 7 with speed of 28-33 knots is defined as __Ｂ__.在蒲福氏风级表中，七级（风速为28-33节）定义为（）a. moderate gale b. near gale疾风c. strong gale烈风d. whole gale57/no4759 58/no4661 59/no466260/The best estimate of the wind direction at sea level can be obtained from observing the direction of the ______________. [346](5060)用来观测风的来向的最好办法是观察（）方向。A. cloud movement云的运动B. vessel heading船艏向C. waves海浪D. swells涌浪61/no4658 62/no476263/__Ａ__is a round-shaped underwater part in the front of the ship. The purpose is to create less friction with water so that the ship moves more easily.（）的是船舶艏部圆形的水下部件，其目的是减少水的摩擦力以使船舶前进更快。a.The bulbous bow球鼻首b.The anchor锚c.The bow thruster艏侧推器d.The propeller螺旋桨64/____Ｂ__is measured from the baseline to the summer lad line at the midship section.在船中部分从基线开始量到夏季载重线，叫做（）。a.Extreme draft最大吃水b.Molded draft型吃水c.Extreme depth最大深度d.Molded depth型深65/When a ship is in tropical zone and in seawater of density 1.025,she must not load to more than the upper edge of the line marked____Ｂ___.当船舶在热带区域内，海水比重为1.025，则最大载重吃水线不应超过（）的上边缘。a.S夏季载重线的b.T热带载重线c.W冬季载重线d.F夏季淡水载重线66/___Ｂ__is measured at midship section and taken from inside the ship’s shell on one side to inside the ship’s shell on the other side.在船中处，在船壳板内由一侧量至另一侧叫做（）a.Length Overall船舶总长b.molded breadth型宽c.Amidships正中d.Extreme breadth最大宽度67/623. roll-on/roll-off ships are equipped with ___ .滚装船配有（）a.cargo elevators货物输送机b. conveyor belts输送带c. ramps跳板d. derricks and winches for cargo handling用于装卸货的吊杆和绞车68/vertically below the deckline is a circle whose outside diameter is 300mm. It is called the___Ｂ___.甲板线正下方有一个外径为３００mm的圆，叫做（）A. the deck line甲板线B. plimsoll disc载重线圈C. plimsoll line载重线D.summer load line夏季载重线69/what type of radar can activate a SART?(Ａ)下列何种雷达可激发ＳＡＲＴ（）A. X-band(波长在3厘米以下)B. s-bandC. c-bandD.no radar can(what type of radar can activate a racon?(C)A.s-bandB.c-bandC.X-band(波长在3厘米以下)D.no radar can)70/174. the officer of the watch should use radar when appropriate and at all times in _Ｂ_ waters.当航行在（）水域中时，值班驾驶员应在任何合适的时候使用雷达。A. congestingB. congested堵塞的；拥挤的C. congestion D. congest71/Radar makes the most accurate determination of the ___B___．用雷达测量（）最精确（）。A．direction of a target物标方位B．distance to a target物标距离C．size of a target物标大小D．shape of a target物标外形72/The ship is (Ａ) on my radar.该船被我船雷达（）。a. found发现b. looked for寻找c. entered进入d. reported报告73/no4674