Properties and engineering applications of water and drainage plastics pipes in buildings are presented.
介绍并对比了国内主要建筑给排水用塑料管材的性能和工程应用情况。
It introduced the classifications, properties and applications of water-supply plastics pipes for building.
阐述了建筑用塑料给水管材的类型及各种管材的性能及应用情况。
A working chart was constructed for calculating the loop stiffness of plastics pipes, which reflected the inherent characteristics of plastics pipe.
根据塑料管材环刚度计算公式绘编成计算图，该图显示出塑料管材的固有特性。
It is used in mixing, drying, colouring and other processing. It is the most ideal equipment for producing shaped plastic material and plastics pipes.
用于各种塑料的配料、混合、干燥、着色等工艺，是型材、管材生产厂家最理想的首选设备。
Wrap fire pipes with plastics.
用塑料薄膜包裹消防管。
The welding quality test and performance assessment for pipes become more and more important with the application of engineering plastics pipe.
随着工程塑料管道应用的不断深入，管道的焊接质量检测及其性能评定成了一个重要的问题。
This machine is mainly used to process pp, PE, PP-R, ABS and other plastics. Equipped with auxiliary machines, it can manufacture profile, pipes, sheets and other plastic products and granulation.
本机主要用于PP、PE、PP - R、ABS等塑料加工，配上各种辅机，可以直接生产异型材、管材、片材等塑料制品或造粒。
Within the field of glass fibre reinforced plastics (GFRP) pipes coiling molding, the design of coiling tension is one of the keys to guarantee the product quality.
在玻璃钢压力管材卷制成型工艺中，卷制张力的设计是保证产品质量的关键之一。
Within the field of glass fibre reinforced plastics (GFRP) pipes coiling molding, the design of coiling tension is one of the keys to guarantee the product quality.
在玻璃钢压力管材卷制成型工艺中，卷制张力的设计是保证产品质量的关键之一。
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