A.sprocket
B.Kenter link
C.swivel
D.end shackle
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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.as a connecting strap between the butted ends of plating
B.to stiffen areas under points of great stress between beams
C.to prevent the anchor from fouling when the brake is released
D.to provide an extra heavy fitting in a heavy lift cargo rig
A.holds the boom down and flattens the main sail
B.draws the head of the sail to windward
C.tautens the standing rigging
D.douses the gaff topsail
A.extending out from a bluff alongside the river
B.that tends to give a false indication of its position
C.that has a sharp drop off into deep water
D.that is perpendicular to the current
A.blocks have been overhauled
B.hauling parts of two tackles are attached
C.hauling part leads through the movable block
D.hauling part leads through the standing block
最新試題
A wildcat is a（）.
In vessel construction，a greater number of watertight bulkheads results in（）.
To determine the weight capacity of a deck in a cargo hold，you would refer to the（）.
The joint of the riser in a marine riser system that compensates for heave，the up-and-down motion of a floater，is the（）.
The term strake is used in reference to（）.
Electric cargo winches have an overload safety device which normally cuts the current to the winch motor（）.
Pollution regulations require that each scupper in an enclosed deck area have a（）.
Regulations require that access to a cargo pumproom in a tanker carrying grade D liquid cargo，shall be（）.
A single fitting installed in a pipeline that either blanks off the pipe or allows a full flow passage of a liquid through the pipe is referred to as a（）.
In vessel construction，the garboard strake is（）.