单项选择题
Gale warnings are usually issued when winds of（）8-9 are expected．
A.wind Speed B.Air Force C.wind Velocity D.Beaufort Force
单项选择题 For an accurate barometer check，you would（）.
单项选择题 Fleet weather forecast messages are the expected conditions in（）.
单项选择题 Especially in adverse weather，risk of collision with an offshore supply vessel increases when the vessel is moored to what side of the unit?（）.
