本文介绍了“舟型浅槽六排孔短漏板”坩埚拉丝试验的主要情况及经济效益分析。
This paper introduces the main conditions and economic results of fiber drawing tests of boat - shaped shallow and short bushing with 6 rows of nozzles.
本文以硬质合金拉丝模为试验研究对象，探讨了超声加工设备有关问题，进行了超声加工工艺的研究，介绍了拉丝模的生产试验情况。
Subject for carbide wire drawing dies, it analyses the problems related to ultrasonic machining equipment, investigates ultrasonic process and introduces the production and test of dies.
通过金相、性能和热处理试验，对盘条拉丝断裂原因进行了分析，认为盘条存在屈氏体组织是断裂的根本原因。
The mechanical properties testing, microstructure observation and fractographic features analysis of the troostite high chromium cast iron blade were carried out.
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