游泳池餘氯標準問題 - 游泳討論
By Jessica
at 2013-08-13T08:29
at 2013-08-13T08:29
Table of Contents
去游泳時~都會看到救生員在測水值阿!!
請問一下喔~他們測餘氯和ph值~標準是要多少呢???
謝謝~
--
請問一下喔~他們測餘氯和ph值~標準是要多少呢???
謝謝~
--
Tags:
游泳
All Comments
By Yedda
at 2013-08-15T18:58
at 2013-08-15T18:58
By Xanthe
at 2013-08-19T11:53
at 2013-08-19T11:53
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