原來這樣?
回答: 這個測試器 實際上隻是測水的電阻 .這就是為什麽 過濾器的水和自來水沒有變化 .反向 滲透過濾係統 可以濾掉鹽分 所以 數值就大
由 nolaking
於 2017-06-12 09:55:50
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