Gold, silver and nickel plating of IC lead frame and package shell.
集成电路引线框架、封装壳体的镀金、镀银、镀镍、镀锡工艺。
The image is apology to law under the moral responsibility of shell package.
赔礼道歉被形象的比喻成法律外壳包裹下的道德责任。
The image is apology to law under the moral responsibility of shell package.
赔礼道歉被形象的比喻成法律外壳包裹下的道德责任。
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