Zobrazeno 1 - 1
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pro vyhledávání: '"Wahyu Dwi Reza"'
Publikováno v:
International Journal of Electrical, Energy and Power System Engineering, Vol 5, Iss 3, Pp 61-66 (2022)
In coal mining, to check the pH content of the water in the liquid waste from coal mining, most of the mining workers use conventional methods, namely by measuring using a digital pH meter or litmus paper periodically. Manual pH reading system makes
Externí odkaz:
https://doaj.org/article/8b9f36545d294b978065594d223642c7
