单项选择题
A.average of the observed drafts B.draft at the center of flotation C.draft corresponding to the calculated displacement D.mean of the calculated drafts
Deballasting a double bottom has what affect on KG?（）A....
单项选择题Deballasting a double bottom has what affect on KG?（）
A.KG is increased B.KG is decreased C.KG is not affected D.KG increases at light drafts and decreases at deep drafts
Although KG for a ship in lightweight is relatively hig...
单项选择题Although KG for a ship in lightweight is relatively high，the vessel is stiff because（）.
A.KM is small B.KM is high C.BL is small D.KB is large
Allowance for fresh water for all freeboards other than...
单项选择题Allowance for fresh water for all freeboards other than timber 25mm. This wording is likely to appear in（）.
A.INTERNATIONAL LOAD LINE CERTIFICATE B.PASSENGER SHIP SAFETY CERTIFICATE C.CARGO SHIP SAFETY CONSTRUCTION CERTIFICATE D.GENERAL DECLARATION
