silane crosslinked pipe material 硅烷交联管料
Water pipe material 给水管材
Tap Water Pipe Material 自来水管材
Special for polypropylene pipe material 聚丙烯管材专用料
pe pipe material 聚乙烯管材
Plastic extruder for pipe material 塑料管材挤出机
Plastic Pipe Material 塑料管材生产
PPR Pipe material production line PPR管材高速生产线
PIPE MATERIAL CS 管道材质
Familiar with or a basic understanding of steel, plate, pipe material price.
熟悉或基本了解钢材，板材，管材等材料的价格。
The pipe material for nozzle neck shall be seamless, unless otherwise approved by Purchaser.
设备口颈部应为无缝管材，除非买方另外批准。
If the ball makes no sense to try to clean up in time to plug the pipe material and re-testing until qualified so far.
若试球不通的，要及时清理管道的堵塞物并重新试验，直到合格为止。
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