the small town wastewater treatment
the small town wastewater treatment
小镇污水处理
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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The characteristics and application of suspended chain aerating technology are analyzed. The design and construction experience aiming at medium and small town wastewater treatment plant is discussed.
通过对悬挂链曝气工艺特点和应用情况的分析，总结了针对中小城镇污水处理厂的设计与建设经验。
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