A.A flashing light combined with a fixed light of greater brightness
B.Light flashes combined in groups，with a different number of flashes in each group
C.A light showing groups of two or more flashes at regular intervals
D.A fixed light varied at regular intervals by groups of two or more flashes of greater brightness
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A.auxiliary guys
B.extra fair leads
C.steel bands
D.stops
A.be open to view so，if a foreign object gets in the gearing，the operator can immediately stop the machinery
B.have a guard over the gearing
C.be painted a contrasting color from the base color in order to call attention to the gearing
D.not be operated if there is any crew within 10 feet of the machinery
A.conspicuously marked
B.stowed anywhere
C.left on deck
D.secured or stowed out of the way
A.coiling
B.faking
C.flemishing
D.lining
A.reduce the water pressure on the hull
B.reduce the water leaking around the plugs
C.prevent progressive flooding
D.reduce the possibility of stress fractures
最新試題
You have been towing astern and have just let go the tow.Your deckhands are pulling in and faking the towline by hand on the stern.The most dangerous action to take is to（）.
The terms ceiling and margin plate are associated with the（）.
The Chief Petty Officer employed in the repair and maintenance work shall such abilities as to prepare and apply（）.
Fueling activities（）waste liquids and vapor releases to air.
Which will cause a wire rope to fail（）.
The purpose of the tripping line on a sea anchor is to（）.
Which type of link is generally used to connect shots of anchor chain（）.
Which mooring line prevents sideways motion of a vessel moored to a pier（）.
Which tackle arrangement has the LEAST mechanical advantage（）.
The Repairer shall be relieved of all obligations under these terms and conditions caused by such all following matters except（）.