发布时间:2025-01-23 04:04:57
铁皮完全可以用锡焊焊接.如果是黑铁皮先用盐酸洗一下,然后用电烙铁醮焊锡焊接,如果是白铁皮先用熟盐酸洗一下,然后用电烙铁醮焊锡焊接即可.
怎么样使冰箱冻冰速度快因为我要冻冰块用但是速度太慢不够用的有什么好方法使冻冰速度上去
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