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정보 바로가기 : [Preview ENVEX 2013] Nongsim NDS presents 'Online real-time water qualit...
[Preview ENVEX 2013] Nongsim NDS presents 'Online real-time water qualit...[카테고리 설정이 아직되어 있지 않습니다.]
nitrogen), NO2-N (nitrite), PO4-P (phosphate) water temperature, pH (hydrogen ion concentration), electrical conductivity and dissolved oxygen, turbidity. About 5 minutes for a measurement which...