killed spirit
... killed ingot 镇静钢钢锭 killed spirit 锡焊液 killed steel 镇静钢 ...
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制造的无铅焊锡检测液 Lead-free soldering check kit
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研究了一种新型可焊性光亮锡锑合金电镀工艺的镀液配方和电镀操作条件；
A new electroplating technology of solderable bright Sn-Sb alloy of bath components and operating conditions were studied.
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