盈利的原则核定。运行维护成本主要包括污水排放和集中处理过程中发生的动力费、的翻译：Profit principles approved. Operation and maintenance costs include centralized sewage disposal and treatment processes that occur in power costs, 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Approved the principle of profitability. Include operation and maintenance costs and centralized sewage treatment occurred during the power costs,

Profit principles approved. Operation and maintenance costs include centralized sewage disposal and treatment processes that occur in power costs,