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单选题
A block and tackle is rove to advantage. This means that the（）.
A
blocks have been overhauled
B
hauling parts of two tackles are attached
C
hauling part leads through the movable block
D
hauling part leads through the standing block
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单选题A block and tackle is “rove to advantage”. This means that the（）.A
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hauling part leads through the movable blockD
hauling part leads through the standing block
考题
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被tackle球员朝自己阵线的方向推球行D
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考题
单选题Tackle中，对于参与Tackle的球员以外的球员，下列说法错误的是（）。A
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单选题Tackle中，下列说法错误的是（）。A
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考题
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单选题Before the（）of the derrick, check all the tackle closely.A
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单选题A metal ring on the bottom of a block，to which the standing part of a tackle is spliced，is known as a(n)（）.A
becketB
loopC
swivelD
eye
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