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1)  PVC pipe
PVC管道
1.
A new sealing adhesive for PVC pipes was developed,adopting chlorinated polyvinyl chloride copolymer and the polyvinyl chloride copolymer as sticky materials,and DBP as the plasticizing agent and alkyd resin to modify the natures of the adhesive,using special solvents with different boiling points and filler powders in order to fit the technological requirements.
在对PVC管道密封胶粘剂进行研究的过程中 ,采用氯化聚氯乙烯树脂和聚氯乙烯树脂作为粘料 ,采用邻苯二甲酸二丁酯增塑剂和醇酸树脂对胶粘剂进行改性 ,同时采用不同沸点的溶剂及填料以满足施工的工艺要求。
2.
Through the computation of the water hammer pressure in steel and PVC pipes with the Characteristic line method,the influence of velocity of water,material and wall thickness of the pipes to the magnitude,crecent process and phase length of the water hammer pressure is analyzed.
应用特征线法 ,对钢管及 PVC管道中水击进行计算 ,分析了管道中水流流速及管道材料、管壁厚度对管道中水击压强大小、水击压强的增长过程及其相长的影
2)  PVC-U pipeline
PVC-U管道
3)  U-PVC pipes
U-PVC管道
4)  clear-PVC pipe
洁净型PVC管道
5)  PVC pipe
PVC管
1.
The author suggests that it may use in PVC pipes.
较详细地介绍了有机锑(主要是硫醇锑)热稳定剂的表征及应用范围,同时还介绍了它与其他热稳定剂并用时的效果及用作PVC热稳定剂时的常用配方,建议今后在PVC管材中使用。
2.
Some quality problems occur in PP-R and PVC pipes construction because the material property is not well enough and the connecting technique is uneasy to control.
由于PP-R和PVC管材本身特性不理想,加之施工中的连接工艺普遍不规范并难以掌握,导致一些工程质量问题的发生,因此,文中建议对这两类管材的施工质量应该严格控制,同时还应逐步限制使用。
3.
Described in this article is the design and application of PVC pipes in municipal drainage works.
介绍PVC管在市政排水工程中的设计应
6)  PVC tube
PVC管
1.
Application of subsurface drip irrigation with PVC tube to tomatoes in greenhouse;
PVC管地下滴灌系统在温室番茄灌溉中的应用研究
补充资料:管道SCADA(见管道数据采集与监控系统)


管道SCADA(见管道数据采集与监控系统)
popeline supervisory control and data acquisition system

  管道SCADA(PIPelinesuPervisory eontroland data aequisition system)与监控系统。见管道数据采集
  
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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