单项选择题
A.in B.on C.out D.with
Ship’s steering gear refers to（）.A.cargo handling machi...
单项选择题Ship’s steering gear refers to（）.
A.cargo handling machines B.deck winches and derricks C.engine-room tools D.course controlling system
Shell plating is（）.A.the galvanizing on steelB.a hatch ...
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
Regulations require that access to a cargo pumproom in ...
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
