davit造句

Inspection the structure and loading test of the lifeboat ( Rescue boat ) davit.
救生 ( 助 ) 艇吊架结构和压重试验.

Suez Canal searchlight, but socket and davit to be supplied by builder.
苏伊士运河探照灯, 但插座和吊柱由建造方提供.

The strength test for davit.
艇架强度试验.