Unverified85% confidenceFactTime unknown
松香固态(原态松香)活性最弱、几乎无腐蚀、绝缘性最好,是安全性最高的选择,但对氧化件焊接能力弱,适合焊接新的镀锡元件和音频等对残留敏感的场合
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85%
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Long-term
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