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如果按他们给的等价条件，是一圈加一大圈，但按下面的coz就不是了In Reply To:如果一个段弧是(100,720),是不是饶了一圈加上一个大半圈呢？ Posted by:Hacker_QC at 2006-10-21 17:23:54 Followed by: Post your reply here: |
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