【Key words】 elementary physics; inspired and induced inquiry teaching; experiment studying;
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Experiment studying by difference die angle and finish size belt, the conclusion is as follows. For the solder extrusion , the flat die and longer of finish size belt would get sound product.
采用不同模角和挤压模定径带进行工艺实验研究,得到的结论是:采用平模结构的挤压模,对较软的锡铅焊料产品进行挤压时,需用较长的定径带,这是有别于其它有色金属的挤压工艺的。
参考来源 - 低渣软钎焊条的生产技术研究及质量控制·2,447,543篇论文数据,部分数据来源于NoteExpress
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