全身无赤裸裸美女,最近的2019免费中文字幕,小sao货的yin荡之路,香港艾曼妞之兽性培欲

Livestock and poultry breeding wastewater treatment project of a breeding company

時間:2019-06-13

A pig farm wastewater COD 3000 mg / L, TN up to 1200 mg / L, is a typical low C / N ratio wastewater. The company uses SPAC anaerobic reactor + 梟龍-安奇 biological denitrification combined process, designed to handle 150 t / d of water, effluent implementation of "pollution standards for livestock and poultry breeding" (second draft of comments). Compared with traditional processes, the project can significantly reduce operating costs and investment in land.