水污染物排放标准是为满足水环境标准的要求，对排污浓度、数量所规定的最高允许值。
小纸厂废水处理的难题是黑液处置和中段废水处理达到新的国家水污染物排放标准。
The difficult problem of black liquor and pulping middle-stage wastewater in small paper mills were processed to achieve the new national water pollution emission standard.
第十条国家和地方水污染物排放标准的制定，应当将国家和地方海洋环境质量标准作为重要依据之一。
Article 10 In working out the national and local water pollutant discharge standards, the national and local marine environment quality standards shall be taken as one important basis.
各项指标均可达到《纺织染整工业水污染物排放标准》(GB428 7 - 1992)二级排放标准。
It is found that all the indexes can meet the second-order of "Wastewater Pollutants Discharge Standard for Textile Printing Industry" (GB4287-1992).
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