Y

YH

訪客
小弟想設軟體缸但不知要添加那幾種添加劑及多久要加一次煩各位前輩指導謝謝
 
I also used AB solution but the calcium seems to be a bit too high, it's around 520 now, would it be a problem? because it's always said that calcium level should not be less than 400 to 450. is there a upper limit to the level? thanks
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