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- trench(for underground pipe line) [化] 管沟
- The Design of Urban Underground Pipe Line GIS Based on UML 基于UML城市地下管线地理信息系统的设计
- The Vision and Implementation of Underground Pipe Line Information Management 厦门市地下管线信息化管理构想与实现
- buried underground pipe line 地下管道
- underground pipe line [化] 地下管道
- Design and Pratice of Detection and Informatization of Underground Pipe Lines of City Xiamen 厦门市地下管线探测和信息化的设计与实践
- Debris in pipe line is too fine to be trapped by strainer. 管线内的碎片太细小导致过滤器无法截留。
- DWTT separation fracture has been analyzed for pipe line steel. 摘要文章对管线钢DWTT试样上出现的分离断口进行了分析。
- underground pipe lines 石油管线
- Maximum continuous flow based on pipe line velocity of 20 ft. per second. 最大持续流量以管路流速每秒20英尺为计算基础。
- Prior to installation, thoroughly flush pipe line to remove any foreign matter. 在安装之前,彻底冲洗管线,清除任何外来物质。
- Valves, hydrants installed truth, the use of flexibility, that control brush rustproof paint, underground pipe corrosion paint brush. 阀门、龙头安装平正,使用灵活方便,明管刷防锈涂料,暗管刷防腐漆。
- Technical and Economic Analysis on Design of Production Pipe Line of C.P.P. 选煤厂生产管道设计的技术经济分析。
- Maximum intermittent flow based on pipe line velocity of 25 ft. per second. 最大间歇流量以管路流速每秒25英尺为计算基础。
- Underground pipe networks are the important infrastructure in one region , urban and lager petrifaction enterprise, which has many fuctions, including . 地下管道是一个地区、城市或大型石化企业重要的基础设施,担负着供热、供气、供水等功能。
- Clear pipe line with pressurized steam before installation steam trap. 安装疏水阀之前应用带压蒸汽吹扫管道。
- As anticorrosion paint for ship bottom, container exteriors and bottom, underground pipes and steel products. 主要用于船底部位,集装箱外、底部,各种地下管道、钢铁产品的地下防腐蚀用漆。
- Swing Check valves prevent reversal of flow through pipe lines. 旋启式止回阀可以防止管路中的流体倒流。
- Small size tunnel driving is a construction technology of underground piping without excavation. 小型隧道掘进是一种无需开挖的地下管道施工技术。
- Protective gas system: pipe line from the protective gas generation station to reducing annealing furnace. 保护气系统:从保护气体发生站至还原退火炉的管道。