Bilge keels are fitted on ships to ___________.(1.0)
A.assist in drydock alignment B.improve the vessel’s stability C.protect the vessel from slamming against piers D.reduce the rolling of the vessel正确答案D
Bilge keels are fitted on ships to ___________.(1.0)
A.assist in drydock alignment B.improve the vessel’s stability C.protect the vessel from slamming against piers D.reduce the rolling of the vessel正确答案D
