TDS ÷ 17.847 = DH
DH ÷ 5.61 = mmol/L
比如
TDS=340
则 DH = 19 mmol/L=3.39
参考: https://www.zhihu.com/tardis/zm/art/415388318?source_id=1005
http://up1.goepe.com/js/fujian/1320371337.pdf
TDS ÷ 17.847 = DH
DH ÷ 5.61 = mmol/L
比如
TDS=340
则 DH = 19 mmol/L=3.39
参考: https://www.zhihu.com/tardis/zm/art/415388318?source_id=1005
http://up1.goepe.com/js/fujian/1320371337.pdf
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