It can meet the national discharge standard.
处理后的废水达到国家排放标准。
Six standard discharge positions are available as well as any intermediate position.
六个标准出风口可选以保证风机安装在合适的位置。
Standard construction includes the discharge pipe extending through the support plate above grade.
标准构造包括穿过支撑板的排水管。
Standard construction includes the discharge pipe extending through the support plate above grade.
标准构造包括穿过支撑板的排水管。
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