更新1:
一,二,三級槓杆原理的英文 is?
英文了得的人請進!
回答 (2)
2007-04-29 11:30 pm
✔ 最佳答案
First-class leversSecond-class levers
Third-class levers
2007-04-29 11:04 pm
Lever principle
收錄日期: 2021-05-02 14:30:16
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070429000051KK02707