单项选择题
A.square knot B.carrick bend C.sheet bend D.bowline
The knot used to join two lines of different diameter i...
单项选择题The knot used to join two lines of different diameter is a（）.
A.square knot B.carrick bend C.becket bend D.sheepshank
The knot at the end of the heaving line used to pass th...
单项选择题The knot at the end of the heaving line used to pass the towing hawser is called a（）.
A.monkey's fist B.ball or baseball knot C.heaving knot D.three strand Turk's head
he heel block is located（）.A.at the base of the boomB.a...
单项选择题he heel block is located（）.
A.at the base of the boom B.at the cargo hook C.near the midships guy D.near the spider band
