单项选择题
A.When was your vessel built B.At what time is your vessel building C.When is your vessel built D.At what time you built your vessel
The expression THE AIR IS SATURATED means（）.A.the relat...
单项选择题The expression THE AIR IS SATURATED means（）.
A.the relative humidity is 100% B.the vapor pressure is at its minimum for the prevailing temperature C.precipitation has commenced D.cloud cover is 100%
The broadcast will normally be made on the two listed f...
单项选择题The broadcast will normally be made on the two listed frequencies simultaneously except during transmitter maintenance periods when the broadcast will be made on the two frequencies（）.
A.at the same time B.exclusively C.within the same period D.consecutively
THE ANCHOR WAS HEAVED AWEIGH means（）.A.The anchor was w...
单项选择题THE ANCHOR WAS HEAVED AWEIGH means（）.
A.The anchor was weighted B.The anchor was let go C.The anchor was lost D.The anchor was clear of the bottom
