A.Nearest Oceanographic office
B.The Marine Safety Center at Coast Guard Headquarters
C.National Ocean Service
D.Nearest Officer in Charge，Marine Inspection
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A.Minerals Management Service
B.Department of Energy
C.Corps of Engineers
D.A recognized classification society approved by the Coast Guard
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
最新試題
Which statement about radio navigational warnings is TRUE（）.
The port State control officer will ensure that（）is performed by all crude carriers either required to have a crude oil washing system or where the owner or operator chooses to install a crude oil washing system.
Which instrument is most useful in forecasting fog（）.
The disadvantage of using a heaving line to pass a towline is that（）.
Where advance freight is agreed upon，payment does not depend on delivery and must be made （）the ship is lost and the cargo never delivered.
The depth（）a shallow patch，lying about 1.3 miles southeastward of Nanshan Tou lighthouse reduces to about 6.1 meters.
The dumping of refuse in a lock is permitted（）.
The external flotation bladder of an immersion suit should be inflated（）.
The dangerous semicircle of a typhoon in the Southern Hemisphere is that area（）.
The datum from which the predicted heights of tides are reckoned in the tide tables is（）.