Due to higher content of protein in chondroitin sulfate wastewater and low measured value of ammonia nitrogen, organic nitrogen was neglected in designing wastewater treatment process.
英
美
- 硫酸软骨素废水中蛋白质含量虽然较高,但氨氮测定值较低,导致有机氮问题在设计时容易被忽视。