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researchmfg:這個要看錫球與錫膏的成份而定,SAC305與SAC3005的熔點會不一樣。如果錫膏與錫球都SAC305,正常來說一般是錫膏先融錫,因為其結構比較鬆散,受熱可以比較快,如果兩者同時達到相同的溫度,兩個也會同時融錫。參考影片:http://v.youku.com/v_show/id_XOTIzODg0MzI=.html?from= .. (2015-10-10 15:03)
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