单项选择题
A.off-center B.on the centerline C.completely flooded D.open to the sea above and below the waterline
An immersion suit should be equipped with a/an（）.A.air ...
单项选择题An immersion suit should be equipped with a/an（）.
A.air bottle for breathing B.whistle and hand held flare C.whistle，strobe light and reflective tape D.whistle，hand held flare and sea dye marker
An immersion suit must be equipped with a(n)（）.A.air bo...
单项选择题An immersion suit must be equipped with a(n)（）.
A.air bottle for breathing B.orange smoke canister C.whistle，light and retroreflective material D.sea dye marker
All of the following can be found on a Pilot Chart EXCE...
单项选择题All of the following can be found on a Pilot Chart EXCEPT information concerning the（）.
A.percentage of frequency of wave heights B.percentage of poor visibility conditions C.sea surface temperatures D.amounts of precipitation
