Through testing and analysing their basic properties, the result proves that their thickness, density, strength and elasticity of polyester filament fabrics can accord with the demand of inversion …

结果表明采用聚酯弱捻长丝织制的几种管状织物厚度、密度、强力与弹性达到了翻衬法管道修复技术的工艺要求。

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Filament pumps, nozzles and further processing equipment ensure the fibers have the correct form and thickness.

纺丝泵、 喷丝板和其他加工设备确保纤维具有合格的形状和线密度。

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