單項選擇題Every lifeboat which is fitted with a fixed two-way（）radiotelephone apparatus with an antenna which is separately mounted shall be provided with arrangements for sitting and securing the antenna effectively in its operating position.

A.HF
B.VHF
C.MF
D.MF/HF


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2.單項選擇題Every ship constructed on or after（）shall comply with all the applicable requirements of this chapter.

A.1 February 1995
B.1 February 1992
C.1 July 1997
D.1 February 1999

4.單項選擇題Radio beacon can be activated（）in case of distress.

A.only automatically
B.only manually
C.both automatically and manually
D.only by remote control

5.單項選擇題If the beacon is mounted at a wrong place, it may（）by sea water, chemicals, exhaust and vibrations.

A.be damaged
B.work normally regardless of harmful conditions
C.not wok though it is not in a bad condition