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城市排水流量堰槽测量标.矩形薄壁堰
Standards for municipal wastewater discharge measurement.Rectangular notch thin--plate weir
价格:¥0.00
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供水排水用螺旋提升泵
Screw lift pumps for water supply and sewerage
价格:¥0.00
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供水排水用铸铁闸门
Cast-iron sluice gates for water supply and sewerage
价格:¥0.00
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给水排水仪表自动化控制工程施工及验收规程
Specification for construction and acceptance of instrumentation automation control engineering in water supply and wastewater
价格:¥0.00
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给水排水工程水塔结构设计规程
Specification for structural design of water tower of water supply and sewerage engineering
价格:¥0.00
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给水排水工程钢筋混凝土水池结构设计规程
Specification for structural design of reinforced concrete water tank of water supply and sewerage engineering
价格:¥0.00
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