waste water treatment短语¹⁴⁴⁹⁷²⁺² 基本例句 污水处理,废水处理 Some commonly used treatment technologies and principle of mine acid waste water treatment were analyzed. 分析了几种常用处理矿山酸性废水的处理工艺及其处理原理。 chemyq The city- waste water is let progressively at random. We should build the waste water treatment plant full-scale and we should use automation system in it. 我国城市污水任意排放日益严重,全面建立完善的自动检测监控系统势在必行。 shejis