A.on
B.at
C.in
D.above
您可能感興趣的試卷
你可能感興趣的試題
A.Standing by on VHF frequency
B.Coming to VHF frequency
C.VHF frequency. is the best place for you to stay by
D.remaining in frequency. and do not change
A.I am going to change to VHF channel
B.I am certainly going to change to VHF channel
C.Changing to VHF channel
D.VHF channel. has been changed
A.on
B.in
C.at
D.up
最新試題
What is meant by veering the anchor chain? （）
There is a VHF set（）the front of the wheelhouse.
If it（）fine tomorrow，we shall start unloading.
Pilot Station，this is Chinese ship Jinsha（）.Over.
My ship（）that port next month.
The space in Hatch No.4 tweendeck is too（）.
I’d like to know something about the cargo condition at the loading port（）detail.
The generators on your rig have shut down，leaving you without navigation lights. Which emergency signal would you transmit over the VHF radio to alert vessels in the area of your predicament? （）
The present voyage of my ship began at the port of Shanghai after loading 8 000 tons of Cargo on board and ended after discharging the Cargo at the port of Hong Kong，which was（）.
All VHF marine band radios operate in the simplex mode，which means that（）.