This paper introduces the size, seam form, moulding technology, the clamp part's selection, use and installation of super_high molecular weight polythene abrasion resistant lining board.

介绍超高分子量聚乙烯耐磨衬板的尺寸，砌缝的形式，成型工艺，紧固件的选用及其使用与安装。

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Size is expected to start from the calculation, cutting, straight seam welding, the whole round, press-fit, girth welding, leak detection, have a certain degree of technical difficulty.

从下料展开尺寸的计算、裁剪、直缝焊接、整圆、压装、环缝焊接、检漏等都有一定的技术难度。

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Easy to adjust the size of seam.

缝目大小调节容易操作简便。

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Candy watched as Marjorie attempted to work the needle through the material in the seed-size stitches required for the seam she was sewing.

NEWYORKER: The Visitor