A.To support the overhang of the stern
B.To strengthen the plating against the pounding of the sea
C.To add strength to the deck beams which support the weather deck
D.To support the plating of a cylindrical tank
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最新試題
In vessel construction，a greater number of watertight bulkheads results in（）.
The strake on each side of the keel is called a（）.
Electric cargo winches have an overload safety device which normally cuts the current to the winch motor（）.
Prior to magnetic particle inspection of anchor chain，the chain should be（）.
Regulations require that access to a cargo pumproom in a tanker carrying grade D liquid cargo，shall be（）.
The opening in the deck that leads the anchor cable outside the hull is the（）.
Ship’s steering gear refers to（）.
The term strake is used in reference to（）.
Owing to the greater girth of a ship amidships than at the ends，certain strakes are dropped as they approach the bow and stern to reduce the amount of plating at the ends. These strakes are called（）.
Holes in the bulwark，which allow deck water to drain into the sea，are（）.