We can look up the port communication channel in________(1.0)
A.Admiralty Sailing Direction B.Admiralty List of Radio Signals C.Admiralty List of Lights and Fog Signals D.The Mariner’s Handbook正确答案B
We can look up the port communication channel in________(1.0)
A.Admiralty Sailing Direction B.Admiralty List of Radio Signals C.Admiralty List of Lights and Fog Signals D.The Mariner’s Handbook正确答案B
