单项选择题
Oceangoing dry bulk cargo vessels over 1000 GT must have approved combination-type fire nozzles at all（）.
A.fire stations aboard the vessel，except for those in open deck areas weatherdeck and cargo hold fire stations B.interior fire stations C.engine room fire stations D.all of the above
单项选择题 Most very large ocean going vessels，such as bulk carriers and large tankers，tend to squat（）.
单项选择题 Lighter longitudinal stiffening frames on the vessel side plating are called（）.
单项选择题 In vessel construction，beams are transverse girders which provide support to（）.
