單項(xiàng)選擇題A stay is().

A.Standing rigging
B.A downhaul
C.A halyard
D.A jib


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1.單項(xiàng)選擇題A splice that can be used in running rigging,where the line will pass through blocks,is a().

A.Short splice
B.Long splice
C.Back splice
D.Spindle splice

2.單項(xiàng)選擇題A small light tackle with blocks of steel or wood that is used for miscellaneous small jobs is called a().

A.snatch block
B.threefold purchase
C.handy-billy
D.chockablock

3.單項(xiàng)選擇題A single heavy wire made up for the topping lift is called a().

A.Bale
B.Spanner wire
C.Bull line
D.Working guy

5.單項(xiàng)選擇題A “figure eight” knot is used to().

A.be a stopper
B.shorten a line
C.join lines of equal size
D.keep a line from passing through a sheave