Sailing directions are kept up to date by ().
A、publications
B、notices to mariners
C、supplements
D、Annual Summary of Admiralty Notices to Mariners
A、publications
B、notices to mariners
C、supplements
D、Annual Summary of Admiralty Notices to Mariners
A、the stopping engine suddenly B、the sailing astern and changing direction suddenly C、the sailing from the shallow water area to the deep water area D、the ship’s trim too much