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
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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
A.one
B.two
C.three
D.four
A.emergency gear
B.drainage
C.deck cargo storage
D.securing gear
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Prior to magnetic particle inspection of anchor chain，the chain should be（）.
In vessel construction，the garboard strake is（）.
On a ship，the deck stringer is the outboardmost deck（）.
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（）.
The opening in the deck that leads the anchor cable outside the hull is the（）.
The Tonnage Certificate indicates（）.
The strake on each side of the keel is called a（）.
Grinding to eliminate shallow surface defects should be done（）.
The machinery associated with heaving in and running out anchor chain is the（）.
The athwartship hull structural members of a ship are（）.