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محیط زیست و منابع طبیعی::
اکسیژن موردنیاز شیمیایی
The wastewater includes discharge from WTP and urban runoff, hence water quality is much worse than upstream water quality in terms of COD, NH4 and NO3.
"Living environment items" include biochemical oxygen demand (BOD), chemical oxygen demand (COD), total nitrogen (T-N), total phosphorus (T-P), etc.
واژگان شبکه مترجمین ایران