单项选择题
The shipping papers for the products being carried in your tanker are NOT required to contain the（）.
A.exact quantity of the cargoes B.grades of the cargoes C.location of the delivery point(s) D.name of the consignee(s)
单项选择题 The required number and type of hand portable fire extinguishers for staterooms on cargo vessels is（）.
单项选择题 The purpose of inert gas systems aboard tank vessels is to（）.
单项选择题 The primary objective of a Ro-Ro vessel is to（）.
