单项选择题
Vessels carrying（）must not willfully wash decks or holds.
A.general cargo
B.steel products
C.harmful cargo
D.machinery
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相关考题
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单项选择题
The transportation of dangerous cargo in packages is governed by（）.
A.IBC code
B.BC code
C.IMDG code
D.IGC code -
单项选择题
The telegram AFTER UNLOADING PROCEED MANILA IN BALLAST indicates that the ship will proceed to Manila（）.
A.with dangerous cargo
B.for discharging
C.with no cargo on board
D.for taking ballast -
单项选择题
The sign used to caution persons approaching the gangway of a tank barge during cargo transfer reads（）.
A.Warning，Keep Off，Stay Clear
B.Danger，Do Not Board
C.Warning，No Smoking，No Open Lights，No Visitors
D.Dangerous Cargo Being Transferred
