單項選擇題As the temperature of an air mass decreases,the().

A.absolute humidity decreases
B.relative humidity increases
C.specific humidity decreases
D.dew point rises


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2.單項選擇題As seen from the tow,what should connect the leading ends of both towing bridle legs to the main towing hawser?()

A.A cable clamp
B.A fishplate,flounder,or towing plate
C.A pad eye
D.The towing bitts

3.單項選擇題As it approaches,a typical warm front will bring().

A.rising temperatures and falling barometric pressure
B.falling temperature and pressure
C.falling temperatures and rising pressure
D.rising barometric pressure and temperatures

5.單項選擇題As compared to carbon dioxide,dry chemical has which advantage?()

A.Cleaner
B.Effective on metal fires
C.Greater range
D.More cooling effect

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At 1810,you sight a buoy on your starboard side labeled “19”. This buoy marks().

題型:單項選擇題

At 0100 you notice that the wind has become SSW’ly and has freshened. At 0200 you sight Stratford Point Lighted Bell Buoy “18” bearing 268°pgc. At 0215 the buoy bears 269°pgc. Which statement is TRUE?()

題型:單項選擇題

As you approach mile 427.6 AHP,you see on the right side a white buoy with orange bands and diamond. This buoy marks().

題型:單項選擇題

At 0715 you take the following bearings: Race Rock Light 328°pgc; Little Gull Island Light 249°pgc; Mt. Prospect Antenna 036°pgc. Based on your 0715 fix,which statement is TRUE?()

題型:單項選擇題

As seen from the tow,what should connect the leading ends of both towing bridle legs to the main towing hawser?()

題型:單項選擇題

At 0530,your position is LAT 41°12.6’N,LONG 72°08.5’W. What is the color of New London Light?()

題型:單項選擇題

As a high pressure system approaches,the barometer reading().

題型:單項選擇題

At 0230 on 13 August,you are at mile 610.5 AHP when you see about a mile ahead lights on the water near the left bank. What might you see when you come abreast of these lights? ()

題型:單項選擇題

As the South Equatorial Current approaches the east coast of Africa,it divides with the main part flowing south to form the warm().

題型:單項選擇題

Any extinguishing agent used on a Class “C” fire must have which important property? ()

題型:單項選擇題