A.flammable liquid
B.nonflammable liquid
C.inflammable liquid
D.disflammable liquid
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A.In the lower level of the pumproom
B.In the middle level of the pumproom
C.In the upper lever of the pumproom
D.On the deck outside the pumproom
A.large GM
B.high center of gravity
C.excessive free surface
D.small GZ
A.increase the trim
B.change the free surface effect
C.cause a serious list
D.decrea e ship stabilty
A.runs from a low supporting level up to the cargo at an angle
B.is also known as a distance piece
C.is placed on the deck under the cargo to distribute its weight evently
D.is run horizontally from a support to the cargo
A.blind flange
B.pivot coupling
C.quick-release coupling
D.spectacle flange
最新試題
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