单项选择题
Shell plating is（）.
A.the galvanizing on steel
B.a hatch cover
C.the outer plating of a vessel
D.synonymous with decking
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相关考题
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单项选择题
Regulations require that access to a cargo pumproom in a tanker carrying grade D liquid cargo，shall be（）.
A.away from galleys，living quarters，or navigation spaces
B.only from areas equipped with power ventilation systems
C.from the open deck
D.isolated from sources of vapor ignition -
单项选择题
Prior to magnetic particle inspection of anchor chain，the chain should be（）.
A.degaussed
B.demagnetized
C.soaked
D.sandblasted -
单项选择题
Pollution regulations require that each scupper in an enclosed deck area have a（）.
A.wooden plug
B.soft rubber plug
C.two-piece soft patch
D.mechanical means of closing
