航海英语49-56.

1、航海英语49期试卷代号9031. You may find the time of slack water after low water in a certain port from _.A. Deadweight scale B. Tide table C. Notice to mariners D. Table of azimuth2. Many of the lights on this coast are placed so high as to be so frequently obscured by _.A. Power B. Tower C. Cover D. Shower3.

2、 A line of position from a celestial observation is a segment of a _.A. circle of equal altitude B. parallel of declination C. parallel of altitude D. vertical of circle 4. How long would 15 minutes of longitude be at a latitude of 60 degrees North? _.A.30nm B,60nm C.15nm D.7.5nm5.The maximum differ

3、ence between mean time and apparent time is _.A. equal to the longitude expressed in time units B. about 16 minutesC. the difference between the GHA of mean sun and the first point of Aries D. 15of arc6. The chart of a beach area shows a very flat slope to the underwater beach bottom. What type of b

4、reakers can be expected when trying to land a boat on this beach?_.A. Surging B. Spilling C. Plunging D. Converging7. Which is a weekly publication advising mariners of important matters affecting navigational safety?_.A. Light List B. Notice to Mariners C. Coast Pilot D. Sailing Directions8. Naviga

5、te with _. Small fishing boats are within 0.8 mile of me.A. careful B. skill C. concern D. caution9. The Admiralty Notices to Mariners can be obtained _ by Masters of vessels from any Admiralty Chart AgentA. free of charge B. with no responsibility C. without limitations of distribution D. with litt

6、le charges10. The proper way to correct a mistake in the logbook is to _.A. erase the entry and rewriteB. draw several lines through the entry，rewrite and initial the correctionC. completely black out the entry，rewrite，and initial the correctionD. draw one line through the entry，rewrite，and initial

7、the correction11. When a vessel is entering or leaving a port，a record of engine speeds is kept in the _.A. bell book B. deck rough log C. Official Logbook D. engine rough log12. Id like to know the full _ of the accidentA. particular B. particulars C. in particular D. in particulars13. The extent o

8、f the damage could not be _ though I inspected it with the Chief Stevedore in charge.A. sure B. contained C. ascertained D. applied14. For whom is the ISM Code mandatory? _.A. All vessels 500 GRT and above B. All tankers C. All vessels built after 1998 D. All vessels on international routes15. That

9、the _ showed that the ship complied with the requirements of the said Convention.A. looking B. seeing C. sightseeing D. inspection16. If the officer of the watch must leave the voyage plan, he should _?A. Make a note in the logbook B. Inform the mater C. No special action necessary D. Check the new

10、plan 17. The Safety of Life at Sea Convention was developed by the _.A. IMDG conference B. American Bureau of ShippingC. International Maritime Organization D. American Institute of Maritime Shipping18.The maneuvering information required to be posted in the wheelhouse must be based on certain condi

11、tions. Which of the following is not one of these conditions? _. A. The hull must be clean B. There must be calm weather-wind 10 knots or less and a calm seaC. There must be no current D. The depth of the water mast be at least one and onehalf times the draft 19. How to determine the density of the

12、slop after tank washing? _.A. By use of an interferometer B. By use of a hydrometer C. By use of an interface D. By use of a thermometer 20. No oil or mixture containing oil _ into Singapore waters from any vesselA. shall not be discharged B. shall be discharged C. shall be filledD. shall not be fil

13、led21. What is a CORRECT reply to a pilots request, “Hows your heading”? _. A. Steady B. Eased to 10 rudder C. Checked D. Passing 5022. The ideal rope for stoppers should satisfy the following requirements except that _.A. The stopper should be of synthetic fiber ropeB. The size of the stopper shoul

14、d be as large as possibleC. The stopper should be of low stretch materialD. The stopper should be very flexible23. The best method to stop a vessel from dragging anchor in a sand bottomis to _.A. reduce the length of the cable B. pay out more anchor cable C. back the enginesD. swing the rudder sever

15、al times to work the anchor into the bottom24. _ is prohibited in this areaA. Anchor B. Anchoring C. Anchored D. Being anchored25. A vessel fitted with twin screws is easier in _ than a vessel with single screw A. turning maneuver B. course setting C. position fixing D. regulating speed26. If your p

16、ropeller is racing in rough weather，you should _.A. decrease your engine speed B. ignore it C. increase your engine speedD. stop your engine until the rough weather passes27. Which vessel is underway according to the Rules? _.A. A vessel made fast to a single point mooring buoy B. A purse seiner hau

17、ling her netsC. A pilot vessel at anchor D. A vessel which has run aground28. All of the following are engaged in fishing EXCEPT _.A. A vessel trawling B. A vessel trolling C. A vessel setting nets D. A vessel tending lines29. Any alteration of course and/or speed to avoid collision shall，if the cir

18、cumstances of the case admit，_ to another vessel observing visually or by radar.A. be large enough to be readily apparentB. be a succession of small alterationsC. be with due regard to the power and speed of the vesselD. leave sufficient room for the other vessel to take action30. Two short blasts o

19、f the whistle have all of the following meanings EXCEPT _.A. I intend to meet you starboard to starboardB. I do not intend to hold course and speedC. I intend to overtake you on your port sideD. I intend to alter my course to port31. If your vessel is the stand-on vessel in a crossing situation _.A.

20、 you must keep your course and speedB. you may change course and speed as the other vessel must keep clearC. the other vessel must keep her course and speedD. both vessels must keep their course and speed32. You should plot your dead reckoning position _.A. from every fix or running fix B. from ever

21、y estimated positionC. every three minutes in pilotage waters D. only in pilotage waters33. A buoy having red and green horizontal bands would have a light characteristic of _.A. interrupted quick flashing B. composite group flashing C. Morse (A) D. quick flashing34. In region A, The green buoys are

22、 kept to _ and red to _when sailing from _to_ .A. starboard, port, sea, land B. starboard, port, land, seaC. port, starboard, land, land D. port, starboard, sea, sea35. Spring tides are tides that _.A. have lows lower than normal and highs higher than normalB. have lows higher than normal and highs

23、lower than normalC. are unpredictable D. occur in the spring of the year 36. The movement of water away from the shore or downstream is called a(n) _.A. reversing current B. ebb current C. flood current D. slack current37. A vessel is listed when it is _.A. down by the head B. down by the stern C. i

24、nclined due to off-center weightD. inclined due to wind 38. Metacentric height is a measure of _.A. initial stability only B. stability through all angles C. maximum righting arm D. All of the above39.The mean draft of a ship is the draft _.A. Midway between the forward and aft draft marks B. At the

25、 center of flotationC. At the load line D. At the center of buoyancy40. Keeping the draft at or below the load line mark will insure that thevessel has adequate _.A. ballast B. reserve buoyancy C. displacement D. rolling periods41.For a floating ship, true mean draft is always the _.A. average of th

26、e observed drafts B. draft at the center of flotationC. draft corresponding to the calculated displacement D. mean of the calculated draft42. We usually choose cargohandling equipment according to _?A. the ship type B. the ports organization C. the cargo nature D. the dockers ability43. The necessit

27、y of the segregation of cargoes is determined by _.A. experience from practice B. various types of cargoes C. different types of shipsD. personal abilities 44. During loading or discharging，the tallymen must make contact with _ on duty so as to solve problems in timeAship owner Bships officers Cship

28、pers Dconsignors45. Well adopt the mechanical talling method _.A. soon or late B .soon or later C. sooner or late D. sooner or later 46. Inflammable cargo _in the holds adjacent to the engine room. A. shall never be stowed B. may be stowed C. can be stowed D. should be stowed47. TYPHOON FORECAST MOV

29、E 285 DEG 15 KNOT FIRST 12 HOURS THEN 280 DEG 17 KNOTS NEXT 12 HOURS. The movement of the Typhoon is in _ quadrant.A. NE B. SE C. NW D. SW48. Hurricane warnings are issued _ when winds of force 12 or aboveare expectedA. in all parts of the world B. in some parts of the world C. from all corners of t

30、he world D. from every corner of the world 49. Swell is the rise and fall of the oceans surface due to _.A. fetch B. distant winds C. local storms D. the pull of the moon 50. Monsoons are characterized by _.A. light，variable winds with little or no humidityB. strong，gusty winds that blow from the sa

31、me general direction all yearC. steady winds that reverse direction semiannuallyD. strong，cyclonic winds that change direction to conform to the passage of an extreme low pressure system51. In most cases，the direction of the apparent wind lies between the bow and _.A. the direction of the true wind

32、B. true north C. the beam on the windward side D. the beam on the lee side 52. Panting frames are located in the _.A. after double bottoms B. centerline tanks on tankers C. fore and after peaksD. forward double bottoms 53. The collision bulkhead shall be of _.A. water-tight B. air-tight C. fire-tigh

33、t D. oil-tight54. Which is the winter load waterline on the load waterline mark? _.A. The line over the summer load waterline B. The line above the tropical load waterlineC. The line below the tropical load waterlineD. The line between the summer and the winter North Atlantic load waterline55. In re

34、lation to cargo gear，what does SWL mean? _.A. Safe working load B. Ships working lift C. Starboard wing lift D. Stress，weight，load 56. A chain stripper is used to _.A. prevent chain from clinging to the wildcat B. clean the marine debris from the chainC. flake chain from a boats chain locker D. clea

35、n chain prior to an x-ray inspection57. The primary reason for placing covers over storage batteries is to _.A. prevent the accumulation of explosive gasesB. protect the hull from leaking electrolyteC. prevent movement of the battery in rough watersD. protect against accidental shorting across termi

36、nal58. A Racon can help with _?A. measuring the distance B. measuring the relative speed C. identifying a vessel D. identifying a seamark59. _is on the panel of radar. A.KEYLOCK B.REPEATER C.STATIC INVERTER D.ANTI-CLUTTER-SEA60. In order to insure that a RACON signal is displayed on the radar, you s

37、hould _.A. increase the brilliance of the PPI scope B. turn off the interference controls on the radarC. use the maximum available range setting D. increase the radar signal output61. Deviation changes with a change in _.A. vessels geographic position B. vessels headingC. vessels magnetic field D. i

38、nfluence of the magnetic materials of the vessel62. Deviation changes with a change in _.A. latitude B. heading C. longitude D. sea conditions63. _ the repeater compass with the master compass，pleaseA. Similize B. Clock C. Synchronize D. Position64. With respect to automatic identification systems(A

39、IS)which of the following information is broadcast every one to ten seconds?_.A .Vessels draft B. Air Draft C. Navigational status D. Dimensions of vessel 65. Automatic identification systems (AIS) are expected to broadcast all of the following information EXCEPT _.A. Port of origin B. Name of vesse

40、l C. Course and speed over ground D. Draft of vessel66. All echo-sounders can measure the _.A. actual depth of water B. actual depth of water below keelC. average depth from waterline to hard bottom D. average depth of water to soft bottom67. The maritime radio system consisting of a series of coast

41、 stations transmitting coastal warning is called _.A. NAVTEX B. HYDROLANT/HYDROPAC C. NAVAREA D. SAFESEA68. What would most likely prevent a SARTs signal from being detected? _.A. Signal absorption by the ionosphere B. Heavy sea swellsC. The rescue personnel were monitoring the 10-cm radarD. The res

42、cue personnel were monitoring the 3-cm radar69. International distress signal in VHF calling for help is _.A. Help, Help, Help B. Mayday, Mayday, Mayday C. Save, Save, Save D. Rescue, Rescue, Rescue70. What is the MOST important thing you should do before transmitting ona marine radio?_.A. Ask for p

43、ermission. B. Record the time in your radio log.C. Press the push to talk button three times. D. Monitor the channel to insure that it is clear.71. There is a drifting mine _ in position 21 degrees 31 minutesNorth 124 degrees 20 minutes EastA. report B. reports C. reported D. reporting72. Get the se

44、archlight _ for transiting the canal at night.A. turned off B. already C. almost D. ready73. Cleaning, painting and repairing work is known as _. A. Maintenance work B. Lashing work C. Tallying work D. Overtime work74. An example of a messenger is a _.A. fairlead B. heaving line C. stay D. warp75. W

45、hich type of line would have LEAST resistance to mildew and rot?_.A. Manila B .Nylon C. Dacron D. Polypropylene76. A mooring line that checks forward motion of a vessel at a pier is a _. A. bow line B. forward bow line C. stern line D. stern breast line 77. What are the three basic types of starters

46、? _.A. Air, water, electric B. Air, hydraulic. electric C. Metered, hydraulic ,automatic D. Air, emergency, hydraulic78. If you saw flames aboard a vessel but could see the vessel was not onfire，you would know that the _.A. crew was trying to get warm B. vessel required immediate assistanceC. vessel

47、 was attempting to attract the attention of a pilot boatD. vessel was being illuminated for identification by aircraft79. When is the parallel sweep search used? _. A. When searching a small area B. When searching a large areaC. When searching over hilly terrain D. When searching during night80. Por

48、table fire extinguishers must be provided for the cargo tank areaof an unmanned tank barge _.A. only when fully loaded B. if one or more tanks are fullC. when transferring cargo D. only when the barge is being towed81. You are on watch at sea at night and a fire breaks out in 3 hold. What should be

49、done IMMEDIATELY? _.A. Shut down the cargo hold ventilation. B. Proceed to the space and determine the extent of the fire.C. Flood the space with CO2 from the fixed fire fighting system. D. Cool the deck to contain the fire82. What is the meaning of UEL?_.A. Upper exposure level B. Upper explosion l

50、evelC. Upper explosive level D. Upper evaporation level83. A sea anchor is _.A. a heavy anchor with an extra long line used to anchor in deep waterB. a cone shaped bag used to slow down the wind drift effectC. a pad eye to which the sea painter is made fastD. made of wood if it is of an approved typ

51、e84. The line-throwing appliance provided on board ship is _.A. for the saving of life B. for fire-fighting C. for mooring purpose D. for towing purpose85. In the first 24 hours after abandoning a vessel, water should be given only to personnel who are _.A. thirsty B. sick or injured C. wet D. awake

52、86. What does OBO mean? _A. Oil Bulk Oil B. Ore Bulk Oil C. Only Bulk Ore D. Only Basic Oil87. When chipping rust on a vessel, the MOST important piece of safety gear is _.A. a hard hat B. gloves C. goggles D. a long sleeve shirt88. You should FIRST treat a simple fracture by _.A. attempting to set

53、the fracture B. preventing her movement of the boneC. applying a tourniquet D. alternately applying hot and cold compresses （一）EGC Message - MET Navarea Warning or MET Forecast -Message Sequence No：00l03LES：KDDIPriority：UrgentSize：969charactersReceive Date 1 Time：07-09-18 06：56 (UTC)PANPANTHIS TROFI

54、CAL CYCLONE WARING IS ISSUED FOR THE NORTH OF EQUATOR OFMETAREA XI (FOR) WARNING 180600WARFING VALID 190600WARNING IS UPDATEDEVERY 6 HOURSTYPHOON WARNINGTYPHOON 0712 WIPHA (0712） 930 HPAAT 25.7N 122.6E NORTHWEST OF ISHIGAKIJIMA MOVING NORTHWEST 16 KNOTSPOSITION GOODMAX WINDS 100 KNOTS NEAR CENTERRADIUS