單項選擇題

The common way to obtain your ship’s position is（）.

A.keeping a close watch and lookout
B.taking a radar range and bearing
C.observing a radar target and listening to signals
D.keeping a well clear caution

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單項選擇題

The closest point of approach (CPA) of a contact on a relative motion radar may be determined（）.

A.immediately when the contact is noted on radar
B.only if the radar scope is watched constantly
C.after the contact has been marked at least twice
D.by an occasional glance at the radar

單項選擇題

The articulated light is superior to other types of buoys because（）.

A.the radar reflectors reflect better signals
B.fog horn signals travel farther to sea
C.it is equipped with strobe lights
D.it has a reduced watch circle

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The common way to obtain your ship’s position is（）.

你可能感興趣的試題

The closest point of approach (CPA) of a contact on a relative motion radar may be determined（）.

The articulated light is superior to other types of buoys because（）.