单项选择题
A.bulkheads B.deckhouse structures C.decks D.vertical frames
In vessel construction，beam brackets are triangular pla...
单项选择题In vessel construction，beam brackets are triangular plates that join the deck beam to a（）.
A.bulkhead B.frame C.stanchion D.deck longitudinal
In Hatch No.3 the cargo（）bulk is peaked．A.inB.onC.withD...
单项选择题In Hatch No.3 the cargo（）bulk is peaked．
A.in B.on C.with D.for
In any case the draught of the vessel at the（）shall not...
单项选择题In any case the draught of the vessel at the（）shall not be less than that which is necessary to obtain full immersion of the propeller.
A.forward perpendicular B.amidships C.longitudinal center of floatation D.after perpendicular
