激情久久av一区av二区av三区,久久久久久国产精品美女,又紧又大又爽精品一区二区,精品蜜臀av在线天堂

Wastewater Anaerobic Biological Treatment Project of a Biotechnology Co., Ltd.

時間:2019-07-04

An anaerobic biological treatment project for wastewater from a biotechnology company requires the construction of a new anaerobic ammonia oxidation system containing a hydrolysis tank and a SPAC anaerobic tower and a secondary settling tank. The solution proposed by our company is divided into three parts, namely hydrolysis tank, SPAC anaerobic tower and secondary sedimentation tank. The project was completed in April 2018. Our company is responsible for the design, construction, commissioning and operation of the company.