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
更多“A block and tackle is rove to advantage. This means that the（）.”相关的问题
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
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
A、equally sharing the load B、jammed together C、as far apart as possible D、rove to the highest mechanical advantage
A、equally sharing the load B、jammed together C、as far apart as possible D、rove to the highest mechanical advantage
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