... scanning apparatus扫描仪;扫描设备;扫描襩 drawing apparatus描绘器;绘图仪器;拉拔设备;绘图仪 emergency apparatus应急设备;备用设备;应急器具;安全装置 ...
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拉出的丝，尺寸精确，表面光洁，且所用拉拔设备和模具简单，制造容易。
Pull out of the wire, precise size, smooth surface, and the use of drawing equipment and mold is simple, easy to manufacture.
文中给出了电解碱洗、酸洗及置换镀铜时各种工艺参数及所用试验设备型号及拉拔退火工艺。
And in this article, various process parameters such as electrolysis alkali wash, pickling and chemical displacement copper plating, testing equipment type and anneal process are given.
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