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- Measurement and Method of Water Supply Pipe Line Reconstruction Engineering 供水管网并网改造工程中有关问题的探讨
- Brief Statement on New Plastic Water Supply Pipe. 新型塑料给水管简述。
- Flush dirt and scale from supply pipe. 冲洗供应管道内的污物和水垢。
- If some views on circulating cooling water supply and return pipe line, measures of sys... 并对工程设计提出较具体的要求。
- 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。
- 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。
- 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。
- 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。
- There are some problems such as energy saving and savety in heat supply pipe netword of coking plant. 目前在焦化厂热力管网运行中存在着大量能源被浪费和不安全隐患。
- For parallel installations, you can install two or more small sized series 919's (when approved) to serve a large supply pipe main. 对于并联安装,如果得到批准,则可以安装两个以上系列919装置以配合较大口径的供应主管道。
- The ageing of water supply pipe may lead to decrease of water conveyance capacity,higher fault rate and deterioration of water quality. 金属给水管道老化会使管道的输水能力降低、故障率增高和水质变坏。
- It is composed of ZSFZ wet alarm valve, water-power alarm bell, delayer, pressure switcher, water supply pipe, water sprayer, etc. 系统由ZSFZ湿式报警阀、水力警铃、延迟器、压力开关、水流指示器、供水管网、闭式洒水喷头、报警控制装置和信号碟阀等部件组成。
- 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。
- 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。
- After installation of valve, support the pipe line; a sagging pipe line can distort the valve and cause failure. 在安装阀门后,要对管道加上支撑物,否则下垂的管道可能会使得阀门变形并造成故障。
- This paps introduces the advantages and disadvantages of P/A/P pipe and compares with varions water supply pipe in the building with polyethylene pipe materical. 本文介绍了铝塑复合管的优缺点,及其与各种建筑给水用塑料管材的性能比较。
- A spacecraft in connection with the metal pipe was fixed in the astronaut's spacesuit, which can supply pipe in addition to oxygen, food and water, but also play a security role. 一根连接在航天飞船内的金属管被固定在宇航员的航天服上,这根补给管除了能够输送氧气、食物和水,还起到一种安全保障的作用。