In the paper, experiments of surface strengthening process were made with single crystal silicon as electrode material and 45 steel as substrate material in kerosene on EDM forming machine.
以单晶硅作电极，用电火花成形机在煤油介质中对45钢进行表面强化实验研究。
We independently developed the quartz crystal oscillator adjustable cut legs free, capacitance cut legs forming machine, automatic operating lines and zebra paper beer press.
目前我们自主研制的石英晶体无振可调切脚机，电容切脚成型机、自动作业流水线及斑马纸啤压机。
We independently developed the quartz crystal oscillator adjustable cut legs free, capacitance cut legs forming machine, automatic operating lines and zebra paper beer press.
目前我们自主研制的石英晶体无振可调切脚机，电容切脚成型机、自动作业流水线及斑马纸啤压机。
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