From ()the mariner can understand the data of tide.
A、cargo plan
B、tide table
C、port list
D、sea pilot
A、cargo plan
B、tide table
C、port list
D、sea pilot
A、A.Commercial radio broadcasts B、B.The Coast Guard on scheduled marine information broadcasts C、C.VHF-FM continuous marine weather broadcasts provided by the National Weather Service D、D.All of the above
A、prevent chain from clinging to the wildcat B、clean the marine debris from the chain C、flake chain from a boat's chain locker D、clean chain prior to an x-ray inspection
A、prevent chain from clinging to the wildcat B、clean the marine debris from the chain C、flake chain from a boat's chain locker D、clean chain prior to an x-ray inspection
A、prevent chain from clinging to the wildcat B、clean the marine debris from the chain C、flake chain from a boat's chain locker D、clean chain prior to an x-ray inspection
A、A.to protect the marine environment B、B.to provide a method to avoid an accident C、C.to protect the ship from collision D、D.to keep terrorism action away from ships