因本人最近需要將白鐵管彎管,但不曉得R角最小能彎多少?請複製以下連結,求解算式謝謝~
https://drive.google.com/file/d/0B3KQWaxHF8YoRTZYUWFITmJsNDg/view?usp=sharing
收錄日期: 2021-04-15 19:12:15
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20150429000016KK01550