Abnormity bookbinding artifactitious, is subject to the effects of international powers.
异形装订加工方法的出现, 也是受国际沓流的影响.
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Welding is one of the important technologies in impellers " artifactitious . "
焊接是 叶轮 加工的重要工艺之一.
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Multilayer film artifactitious a lot, they fan wei coating method andlysis method and costringency method, etc.
多层复合薄膜的加工方法很多, 归纳起来主要有涂布法 、 层压法和共挤法等.
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This process has also have application, but the artifactitious time consuming , difficult this, telecom industry.
此工艺延续至今还有厂家应用, 但其加工方法费时、费力 、 效率低下.
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