硫基本是一種汙染元素吧？燒煤煉鐵過程中，硫是被釋放進入大氣層然後產生酸雨汙染土地。如果我沒說錯，它是要被去除的雜質吧？

來源: 金筆於 2025-01-25 17:06:30 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.