我已经有一个拉丝金属的形象从一个个人项目，从年前保存的，所以我重新使用它。
I already had a brushed metal image saved from a personal project from years ago, so I reused it.
介绍南海机电厂生产的组合式拉丝机特点及使用效果。
Introduce the characteristics and use results of combination wire drawing machine produced by Nanhai Machinery and Electrical Equipment Factory.
研究了光纤拉丝和使用过程中，影响光纤损耗的几个重要因素。
The important factors to affect fiber loss during fiber drawing and application are discussed.
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