dropping bottle drawing
回答 (1)
2010-09-27 10:16 am
✔ 最佳答案
圖片參考：http://imgcld.yimg.com/8/n/HA00075708/o/701009260118713873373730.jpg
very easy. just a (reagent) bottle plus a dropper.
收錄日期: 2021-04-19 23:16:22
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20100926000051KK01187