Effect of wave pulse current on solidification of ZA 27 alloy is studied.
研究了方波脉冲电流对ZA27合金凝固组织的影响.
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A low ? cyanide bright gold plating process with pulse current was developed.
开发出一种低氰脉冲光亮镀金工艺.
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Using digital measuring device, the quantity - phase information of discharge pulse current of models were obtained.
使用数字化测量装置, 取得了各种模型放电的放电量 - 相位信息.
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The zinc - iron alloy electroplating technology in zincate solution by pulse current was investigated.
介绍了在锌酸盐溶液中脉冲电镀锌 - 铁合金工艺.
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