泉水源於地下含水層，水質取決於含水層的岩性，砂岩為上。灰岩地區水質高鈣，花崗岩水富鉀鈉，

來源: 信筆由墨於 2023-06-03 16:05:10 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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