问题
单项选择题
If you shorten the scope of anchor cable，your anchor’s holding power（）.
A.decreases
B.increases
C.remains the same
D.has no relation to the scope
答案
参考答案：A
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If you shorten the scope of anchor cable，your anchor’s holding power（）.
A.decreases
B.increases
C.remains the same
D.has no relation to the scope
参考答案：A