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B. less than the declination and both are of the same name C. greater than the declination and both are of contrary name D. less than the declination and both are of contrary name
KEY: A一天体将穿过东西圈，当维度在数字上大于赤纬并且纬度和赤纬同名。
[87] A certificated lifeboatman assigned to command the lifeboat must ______. A. be the first individual to board the craft
B. drain the hydraulic pressure before lowering the craft C. have a list of the persons assigned to the liftboat D. all of the above
KEY: C合格的救生艇艇长应持有该艇船员名单。
[88]同上
[89] A chain bridle is used when towing astern because it ______. A. is easy to connect
B. provides an effective catenary and absorbs shock due to its weight C. makes rigging a swivel unnecessary
D. prevents the tow from yawing by the drag of the chains in a seaway
KEY: B当拖尾部的时候，锚链被使用，提供有效的下垂曲线，和减缓由于重量引起的震动。
[90] A chain stripper is used to ______.
A. prevent chain from clinging to the wildcat B. clean the marine debris from the chain
C. flake chain from a boat’s chain locker D. clean chain prior to an x-ray inspection
KEY: A分链器用来防止链条和持链轮绞缠。
[91]同上
[92]A channel is started as having a controlling depth of 38 feet. Which statement is TRUE?_____ A. At least 80% of the channel is cleared to the charted depth. B. At least 50% of the channel is cleared to the charted depth. C. 100% of the channel depth is clear to 38 feet.
D. The sides of the channel conform to at least 50% of the controlling depth.
KEY: C航道被标注为38英尺的限制水深，则水道百分之百都拥有38英尺的水深。
[93]同上
[94] A chart has extensive corrections to be made to it. When these are made and the chart is again printed, the chart issue is a ______.
A. first edition B. new edition C. revised edition D. Reprint KEY: B海图放大量的改正，当改正后海图被重新印刷的时候，称为新版海图。
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[95]同上
[96]A chart projection depicting the poles and a small area on either side of a connecting meridian, that is sometimes used for star charts, is the ______.
A. azimuthal gnomonic projection B. Lambert conformal projection C. transverse Mercator projection D. polyconic projection
KEY: C海图投影描述极低和链接子午线的任意一边的小区域，有时用作恒星图是墨卡托投影。
[97]A chart with a natural scale of 1：160，000 is classified as a______．
A．sailing chart B．general chart C．coast chart D．harbor chart KEY: B海图的比例尺为1：160，000是总图。
[98] A check line is ______.
A. a safety line attached to a man working over the side B. used to measure water depth
C. used to slow the headway of a barge D. used to measure the overhead height of a bridge KEY: C止荡绳用来减缓船舶前行。 [99]同上
[100] A chock ______.
A. is a deck fitting used to shackle gear to the deck
B. permits easy jettisoning of deck cargo in an emergency C. prevents stress concentration in the bulwark
D. provides openings through the bulwark for mooring lings KEY: D导缆口是为了缆绳通过舷墙的开口。
[101] A chock is a ______.
A. deck fitting used to secure mooring lings
B. casting fitted at the side of a weatherdeck, used as a fairlead C. sharp block of wood used to support hygroscopic cargo D. smoke pipe for the galley stove
KEY: B导缆器是固定在露天甲板舷边的，用来导缆。
[102]同上
[103] A clause in the charter party requires a vessel’s owner to pay dispatch money when the vessel ______.
A. changes berths to expedite loading or discharging
B. does not load and discharge its cargo in the time specified C. is not ready to load or discharge cargo
D. loads and discharges its cargo in less time than specified
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KEY: D租船合同的条款要求船东支付速遣费用，当实际装货事件少于规定装货时间时。
[104] A CLEARLY MARKED WAY IN THE VESSEL WHICH HAS TO BE FOLLOWED IN CASE OF AN EMERGENCY defines ______.
A. Escape route B. Alley way C. Corridor D. Embarking way
KEY: A一处清楚表明的路线，在紧急情况是使用的叫做逃生路线。
[105] A cloud of marked vertical development (ofen anvil-shaped) would be classified as ______. A. cirrus B. cirrocumulus C. altocumulus D. Cumulonimbus KEY: D云层明显的垂向发展通常为毡状被划分为积雨云。
[106] A cloud sequence of cirrus, cirrostratus, and altostratus clouds followed by rain usually signifies the approach of a(an) ______.
A. occluded front B. stationary front C. warm front D. cold front
KEY: C云以卷云，卷层云和高层云出现的并伴随降雨的通常意味着暖风的临近。
[107]同上
[108] A CO2 portable extinguisher is annually checked by ______.
A. reading the gage pressure B. weighing the extinguisher
C. discharging a small amount of CO2 D. seeing if the seal has been broken KEY: B二氧化碳灭火器每年用称重法称重检查。
[109] A cofferdam is ______.
A. any deck below the main deck and above the lowest deck B. a member that gives fore-and-aft strength
C. made by placing two bulkheads a few feet apart D. a heavy fore-and-aft beam under the deck
KEY: C油船上隔离空舱是在两个舱室间构成的小尺寸的隔离舱。
[110] A combination or all-purpose nozzle produces ______.
A. low-velocity fog only B. a solid stream only C. a solid stream and foam D. a solid stream and fog KEY: D组合喷嘴或通用喷嘴产生固定流束和水雾。
[111] A common class of wire rope used for mooring is the 6x19 class. What does the 6 represent? A. Factor of safety B. Number of wires per strand C. Number of strands per wire rope D. Number of wires in the core KEY: C系泊用的普通种类钢丝绳是6x19。6代表每根钢丝绳的股数。
[112] A compass card without north-seeking capability that is used for relative bearings is
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a(n)____
A. bearing circle B. pelorus C. bearing bar D. Alidade KEY: B一个没有指北功能的罗经，被用来测量相对方位、航向角的方位仪（哑巴罗经）。
[113]同上
[114] A container with high cube would most likely be used to stow ______. A. dense bulk cargoes B. household appliances
C. fragile cargoes D. heavy industrial machinery KEY: B具有较大基载因数的集装箱货，通常用大体积集装箱装载。
[115] A continual worsening of the list or trim indicates ______.
A. negative GM B. progressive flooding
C. structural failure D. an immediate need to ballast KEY: B横倾和吃水差连续增加，表明船舶可能进水。
[116] A continuous watertight bulkhead is normally also a(n) ______. A. structural bulkhead B. exterior bulkhead C. centerline bulkhead D. joiner bulkhead KEY: A连续水密舱壁是结构横舱壁。
[117] A correction for augmentation is included in the Nautical Almanac corrections for ______. A. the Sun B. the Moon C. Venus D. None of the above KEY: B月亮半径的改正量包括在航海天文历里。
[118]同上
[119] A crack in the deck plating of a vessel may be temporarily prevented from increasing in length by
A. cutting a square notch at each end of the crack B. drilling a hole at each end of the crack
C. slot-welding the crack D. welding a doubler over the crack
KEY: B在裂缝两端钻眼可制止裂缝长度的增加。
[120]A crew member has suffered frostbite to the toes of the right foot．Which is NOT an acceptable first aid measure? A．Rub the toes briskly． B．Elevate the foot slightly． C．Rewarm rapidly．
D．Give aspirin or other medication for pain if necessary．
KEY: A一个船员的右脚指冻伤。哪个不是首先可以采取的措施？快速摩擦脚趾。
[121] A cyclone in its final stage of development is called a(n) ______.
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A. tornado B. anticyclone C. occluded cyclone or occluded front D. polar cyclone KEY: C气旋发展到最后阶段被称为锢囚气旋或锢囚锋。
[122]同上
[123] A dead reckoning (DR) plot ______.
A. must utilize magnetic courses B. must take set and drift into account C. should be replotted hourly
D. should be started each time the vessel’s position is fixed KEY: D得到新的船位后，行迹推算应重新开始。
[124] A deck beam does NOT______.
A. act as a beam to support vertical deck loads B. lessen the longitudinal stiffness of the vessel C. act as a tie to keep the sides of the ship in place
D. act as a web to prevent plate wrinkling due to twisting action on the vessel KEY: B甲板梁不会减少船舶纵向强度。
[125] A deck fitting, used to secure line or wire rope, consisting of a single body with two protruding horns is called a ______.
A. bitt B. bollard C. capstan D. Cleat KEY: D用来系缆或钢丝绳的两个突出角质组成的甲板装配式系索耳羊角。
[126]同上
[127] A DECK, SPACE, AREA, ETC. , NOT PERMITTED TO BE ENTERED FOR SAFETY REASONS defines ______.
A. Restricted area B. Closed area C. Prohibited place D. Forbidden place
KEY: A受限制区域定义：为安全原因而不允许进入的区域，如一处甲板，空间，区域等。
[128]同上
[129]同上
[130] A design modification of an anchor chain which prevents kinking is the ______. A. detachable link B. stud link C. Kenter link D. connecting link KEY: B有档链环是能防止锚链绞缠的一种改进设计的锚链。
[131]同上
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