About the RSP...

👨🏻‍🏫 學術台天氣

2008-01-25 2:00 am

I need 5 example of constituents of RSP and their respective sources.

回答 (1)

2008-01-25 5:36 am

✔ 最佳答案

Chemical constituent
Silicon, aluminum, calcium, manganese and iron

Source
Soil/crystal and construction activities

👍 0 👎 0

收錄日期: 2021-04-23 19:55:08
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20080124000051KK02184

檢視 Wayback Machine 備份