單項選擇題

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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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

單項選擇題

Prior to magnetic particle inspection of anchor chain，the chain should be（）.

A.degaussed
B.demagnetized
C.soaked
D.sandblasted

Shell plating is（）.

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Regulations require that access to a cargo pumproom in a tanker carrying grade D liquid cargo，shall be（）.

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（）.