实验结果表明，经预处理和生物法联合联合处理后的钻井废水可达到国家污水综合排放一级标准。
The experiment result expresses, after pretreatment and biological method, drilling sewage can attain a class standard of national waste synthetical discharge.
经过技术改造，废水处理系统的各项主要水质指标均达到了国家污水综合排放标准。
Through these technical alterations, the main indexes of water quality of the waste water disposal system met the national comprehensive standards on waste water emmision.
结果表明，该工艺处理CTP废水是成功的，处理后的废水达到GB8978 - 1996《污水综合排放标准》中的二级标准。
The results showed that the technology for CTP wastewater treatment was successful, and the treated wastewater meets the Discharge Standard (GB8978-1996).
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