单选题The standing part of a tackle is（）.Aall the fall except the hauling partBthe hook that engages the weight to be movedCthat part to which power is appliedDthat part of the falls made fast to one of the blocks
单选题
The standing part of a tackle is（）.
A
all the fall except the hauling part
B
the hook that engages the weight to be moved
C
that part to which power is applied
D
that part of the falls made fast to one of the blocks
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