renovation of building water pipeline
... Wastewater Treatment Design for Zhenxin Dyeing Plant 23 建筑物内给水管的翻新技术 Renovation of Building Water Pipeline 23 高浓度臭氧水用于建筑给水管道清洗 On Application of High-Concentration Ozone in Flushing Buildin ..
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renovation of building water pipeline
建筑给水管道改造
以上为机器翻译结果，长、整句建议使用 人工翻译 。