A.every towing vessel of 16 feet or over in length while navigating
B.every vessel of 50 GT and upward，carrying one or more persons for hire
C.all aircraft operating on the water
D.every power-driven vessel of 20 meters and upward while navigating
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A.one and one-half times the length of a dot
B.twice the length of a dot
C.three times the length of a dot
D.four times the length of a dot
A.atmospheric noise and radiated power
B.the frequency band selected and time of day or night
C.interference and position of the moon
D.radiated power and nearness to shore
A.preferred-channel buoys
B.starboard- or port-side buoys
C.special marks
D.safe water buoys
A.You may enter fairway
B.You should enter fairway
C.ANSWER. It is permitted to enter fairway
D.You could enter fairway
A.I may enter fairway
B.I might enter fairway
C.INTENTION. I will enter fairway
D.I will probably enter fairway
最新試題
The date and time kept in the radiotelephone log shall commence at（）.
Which of the following statements is TRUE regarding automatic identification systems (AIS)? （）
That ship anchored too close（）my vessel.
To reduce the amount of catenary you may（）.
The Agent promised to keep me（）of how our business was going on.
The Vessel Bridge-to-Bridge Radiotelephone Act applies to which towboat?（）
Which of the following statements is TRUE regarding automatic identification systems (AIS) ? （）
Which of the following statements is TRUE regarding automatic identification systems (AIS) ?（）
Ships are always（）on water and they are easy to rust.
That ship arrived there（）6 p.m.yesterday.