單項(xiàng)選擇題A term used to describe the dip in a towline that acts as a shock absorber is（）.

A.catenary
B.step
C.shock dip
D.bight


您可能感興趣的試卷

你可能感興趣的試題

2.單項(xiàng)選擇題A shroud is（）.

A.a light sail
B.a topmast stay
C.a sheet
D.standing rigging

3.單項(xiàng)選擇題A sheepshank is used to（）.

A.keep a line from fraying
B.join lines of unequal size
C.stop off a line
D.shorten a line

4.單項(xiàng)選擇題A preventer guy（）.

A.prevents anyone from working the cargo at unauthorized times
B.is a safety measure in case one of the outboard guys parts
C.is a longshoreman who watches for accidents
D.is the same as a blacksmith