?? ? ? ? ? ? ? ? ? ? ?第1章 單元測(cè)試

1、Attention is called to the fact that in many cases pipelines? are not _ and charted depths may be decreased by up to 2? meters.

答案：該問題答案暫未收錄，請(qǐng)手動(dòng)搜索。

2、Depths of {wk.} are to be inserted? in the chart.

答案：B. wreck

3、For full information regarding the? current circulation of the Indian Ocean, __ Sailing Direction, Current Atlas,? etc.

答案：open up

4、In Admiralty Sailing Directions, STRIPES is the? word used to indicate __ marking.

答案：In a hospital.

5、In the? Uniform Cardinal System of Buoyage, a buoy in the eastern quadrant from a danger? could __.

答案：C. have a black top mark

6、The lateral system is used? in .

答案：all of the above.

7、What would be the color of an IALA? starboard hand lateral buoy, as seen when sailing toward land, in? Europe?

答案：A. Green

8、When reversing, the tidal stream will have a? period with little or no effect. This is call the. 答案：C. slack

9、The? average time between two high waters is 12 hours and 25 minutes because this is? the time it takes for __.

答案：ordering dishes from the? menu.

10、What is the tidal height?

答案：C. The water above the? Lowest Astronomical Tide

11、Data relating to the direction and velocity? of rotary tidal currents can be found in the __

答案：B. Tidal Current? Tables

12、From __ the mariner can know the data of? tide.

答案：Listlessly

13、Which is a weekly publication advising? mariners of important matters affecting navigational Safety ?

答案：B.? Notice to Mariners

14、In which source could you find the number of a? chart for a certain geographic area?

答案：B. Catalog of? Charts

15、All of the following information concerning lighted aids to? navigation may be read directly from the light list except the __

答案：C.? luminous range

16、The arrangement of charts in the catalogue is .? 答案：climax

17、The datum from which the predicted heights of tides are? reckoned in the tide table is _.

答案：A

18、Many of the soundings? shown on the chart are derived from _ , Undue reliance should not be placed upon? them.

答案：Inadequate and often very old surveys

19、Lines on a chart? which connect points of equal magnetic variation are called __.

? ? ? ? ? ? ? ? ? ? ?

答案：points? of equal variation

20、How is the annual rate of change for magnetic? variation shown on a pilot chart?

答案：A. Gray lines on the uppermost inset? chart

第2章 單元測(cè)試

1、The correct method of switching off a marine? radar is to turn power switch to position first, then to __? position.

答案：B.standby / off

2、The abbreviation PPI in the Sperry? Collision Avoidance System means . 答案：A.plan position indicator

3、Radar? makes it possible and much safer for us to sail .

答案：A.in dense? fog

4、The 10-cm radar as compared to a 3-cm radar of similar? specifications will __. 答案：C.have a wider horizontal beam width

5、The? ARPA may swap targets when automatically tracking if two targets? __

答案：D.pass close together

6、The common way to obtain your ship’s? position is . 答案：an identical signal appears on both inputs

7、The radio? waves used for radar are very short ， only____long ．

答案：A.a few? centimeters

8、When hitting a solid object such as a ship or an airplane,? the radar waves are reflected back______ they came.

答案：D.through the? path

9、When using a radar in a unstabilized mode, fixes are determined? most easily from . 答案：6A

10、25. Which general statement concerning radar? is FALSE __. 答案：The ability of radar to detect objects is unaffected by weather? conditions

第3章 單元測(cè)試

1、A boundary between two air masses is a (n) .? 答案：C. front

2、A cloud of marked vertical development (often anvil-shaped)? would be classified as __.

答案：D. Cumulonimbus

3、A cyclone in its? final stage of development is called a(n) __.

答案：C. occluded cyclone or? occluded front

4、A hygrometer is device used for determining? __.

答案：D. relative humidity

5、Advection fog is most commonly? caused by __.

答案：D. warm moist air being blown over a colder? surface

6、An occluded front is caused by a(n) __.

答案：C. cold front? overtaking a warm front

7、Clouds appearing in the following order:? cirrus, cirrostratus, altostratus, stratus, and nimbostratus usually indicate? the approach of a(n) __.

答案：is a possible way to prevent or control the? lightning-caused fires

8、Pressure gradient is a measure of? __.

答案：n. 壓力；壓迫，[物] 壓強(qiáng)

? ? ? ? ? ? ? ? ? ? ?

9、The atmosphere in the vicinity of a high? pressure areas is called a (n) . 答案：√

10、A generally circular low? pressure area is called a (n) _. 答案：A. cyclone

11、The legend/symbol which? designates an occluded front is represented by a _. 答案：B. Purple? line

12、A psychrometer has two thermometers that provide dry bulb and wet? bulb temperatures. By comparing these two temperature readings with a set of? tables, you can determine the _ 答案：該問題答案暫未收錄，請(qǐng)手動(dòng)搜索。

13、A sea breeze is a? wind . 答案：B. that blows towards an island during the day

14、When winds of? force reach 10-11 in Beaufort Scale ， usually we call such winds as__? ．

答案：C．Storm

15、Anticyclones are usually characterized by .? 答案：錯(cuò)誤

16、Altocumulus clouds are defined as __. 答案：√

17、One of the? factors which affects the circulation of ocean currents is _ 答案：C. Having? completed

18、Ocean currents are well defined? and.

答案：集電極開路門

19、A sling psychrometer is a(n) __.

答案：C.? instrument used to measure relative humidity

第4章 單元測(cè)試

1、You should? conduct a sector search under which of the following? circumstances?

答案：A.The search target is sighted and then lost

2、A? race track turn would be better than a Williamson turn in recovering a man? overboard if .

答案：B.the sea water is very cold and the man is? visible

3、A twin-screw vessel can clear the inboard propeller and? maneuver off a pier best by holding a(n) .

答案：D.forward spring line and? going slow ahead on the outboard engine

4、You may BEST turn a twin-screw? vessel about，to the right，in a narrow channel by using . 答案：C.port engine ahead? and the starboard engine astern

5、A vessel fitted with twin screws is? easier in _ than a vessel with single screw．

答案：A.turning? maneuver

6、Your ship is dead in the water with the rudder amidships. As? the right-handed screw starts to turn ahead，the bow will tend to go . 答案：B.to? port

7、A vessel travelling down a narrow channel, especially if the draft? is nearly equal to the depth of water, may set off the nearer side. This effect? is known as .

答案：D.bank cushion

8、A single-screw vessel going? ahead tends to turn more rapidly to port because of propeller.? 答案：C.sidewise(橫斜的)force

? ? ? ? ? ? ? ? ? ? ?

9、In a following sea, a wave has overtake your? vessel and thrown the stern to starboard .to continue along your original? course, you should___

答案：A. more right rudder

10、In ballasting to? survival draft .while in transit, due to extreme wind and wave loads, thrusters? or propulsion, if available, should be used to___

答案：B.maintain vessel? heading

11、The side of a ship which is farther from the wind is? __

答案：C.lee side

12、The key factors to consider when approaching a? casualty vessel or survivors are ____1.If a lee side protection is require。2.? The rate of drift of the casualty vessel or survivors. 3. The rate of drift of? the rescue vessel.

答案：該問題答案暫未收錄，請(qǐng)手動(dòng)搜索。

13、If you must enter water? on which there is an oil fire, you should __.

答案：第一空： □□□□□□□□5 □□□□□□□□5? □□□□□□□□1

14、THE SPEED OF A VESSEL ADJUSTED TO THAT OF A PILOT BOAT AT? WHICH THE PILOT CAN SAFELY EMBARK is __.

答案：boarding speed

15、A? vessel is equipped with twin propellers ， both turning outboard with the engines? half ahead. If there is no wind or current and the rudders are amidships ， what? will happen?

答案：D. The vessel will steer a fairly straight? course.

16、It is easier to dock a right hand , single screw vessel? .

答案：C. port side to the wharf

17、Current refers to the? __.

答案：B. horizontal movement of the water

18、Which standard man? overboard manoeuvre is considered the best during bad visibility? conditions?

答案：D. The Williamson turn

19、One major advantage of? the round turn maneuver in an man overboard situation is that it .

答案：A.? is the fastest method

20、The distance that a vessel travels from the time? that the order to put engines full astern until the vessel is dead in the water? is known as

答案：B. head reach

第5章 單元測(cè)試

1、Vessel shall? normally join or leave a traffic lane _ of the? lane.

答案：該問題答案暫未收錄，請(qǐng)手動(dòng)搜索。

2、The rules state that vessels may? depart from the requirements of the Rules when______ ．

答案：D．necessary to? avoid immediate danger

3、Your 15-meter tug is underway and crossing a? deep and narrow channel. A large container vessel is of your port bow on a? steady bearing. Which statement is true concerning this situation ?

? ? ? ? ? ? ? ? ? ? ?

答案：C.? You are not to impede the safe passage of the container vessel in the? channel

4、Systems of inbound and outbound lanes to promote the safe flow? of vessel traffic in certain areas around the world are known as? __

答案：錯(cuò)

5、When action to avoid a close quarters situation is? taken, a course change alone may be the most effective action provided that .? 答案：it is a large course change

6、When navigating in thick fog with the? radar on ， you should____ ．

答案：C．station a lookout as low down and far? forward as possible

7、While underway your vessel approaches a bend in a? river where, due to the bank, you cannot see around the bend. You should? __

答案：第一空： 分號(hào);;

8、Every vessel should at all times proceed at a? safe speeD. Safe speed is defined as that speed where __.

答案：you can take? proper and effective action to avoid collision

9、Risk of collision may? exist __.

答案：高脂血癥、冠心病、動(dòng)脈粥樣硬化、糖尿病

10、In a traffic separation? scheme, when joining a traffic lane from the side, a vessel shall do? so

答案：C. at as small an angle as possible

11、Every vessel that is? to keep out of the way of another vessel must take positive early action to? comply with this obligation and must __.

答案：has

12、Your vessel is? crossing a narrow channel. A vessel to port is within the channel and crossing? your course. She is showing a black cylinder. What is your? responsibility?

答案：D. Do not cross the channel if you might impede the? other vessel.

13、The Navigation Rules state that a vessel shall be? operated at a safe speed at all times so that she can be stopped within? __.

答案：該問題答案暫未收錄，請(qǐng)手動(dòng)搜索。

14、By radar alone, you detect a vessel? ahead on a collision course, about 3 miles distant. Yourradar plot shows this to? be a meeting situation. You should __.

答案：B. turn to? starboard

15、A power—driven vessel operating in a narrow channel with a? following current, on the Western Rivers, is meeting an up bound vessel. Which? statement is TRUE?

答案：D. all of the above

16、Which of the? following statement is correct regarding ship handling when in the vicinity of? traffic separation schemes ？ (1)A vessel shall ， so far as practicable ， avoid? crossing traffic lanes (2)If obliged to cross traffic lanes ， she shall do so as? nearly as practicable at right angles to the general direction of traffic flow? ．

? ? ? ? ? ? ? ? ? ? ?

答案：C．Both(1) and (2)

17、Which statement is TRUE concerning risk? of collision?

答案：B. proper use shall be made of radar equipment to? determine risk of collision

18、A sailing vessel is proceeding along a? narrow channel and can safely navigate ONLY inside the channel. The sailing? vessel approaches a vessel engaged in fishing in the narrow channel. Which? statement is TRUE?

答案：C.The fishing vessel is directed not to impede the? passage of the sailing vessel

19、In determining a safe speed __ shall be? taken into your consideration.

? ? 由于篇幅有限，完整版可移步公號(hào)免費(fèi)下載，見個(gè)人簡(jiǎn)介。