The objective of biological wastewater treatment was to improve processing efficiency, lessen disposal cost and make running harmoniously.
提高处理效率、降低处理成本、保障处理的和谐运行是污水生物处理自始至终所追求的目标。
Then, it discusses its accounting including material cost, system cost, and delivery and disposal cost accounting. The accounting produces enormous information.
在此基础上,对其处理流程进行阐述,包括材料流成本、系统成本以及配送处理成本的核算。
It can not only reduce the disposal cost of non-performing assets, but also enhance the cash-asset ratio and take precautions against financial risks.