In order to satisfy the strict sanitation requirements for production environment of the draft beer, GLM put up a new type double-end bottle washing machine.

为了满足纯生啤酒对生产环境严格的卫生要求，推出了新型的双端洗瓶机。

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In this article, we develop a symbols library for common concise machine draft and design a visible environment to transfer and input the symbols.

建立了常用零件机构简图符号库，设计了符号库调用与输入的可视化环境。

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The problem of running-in of ZGH5-140 large-package twisting rings used in home-made VC443 draft-twisting machine has remained unsolved for years.

国产Vc443型化纤复丝牵仲加捻机上使用的ZGH5—140型大卷装钢领，以往一直存在上车困难的问题。

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