18537402405 发表于 2018-12-22 12:44
那有没有必要换4升的焊炬呢?

独孤九剑 发表于 2018-12-22 13:14
哈哈,楼主把焊炬和气罐给混淆了,所为的几升那是气罐的容量,我上面所说H01-2 -6 -12 -20等那时说的是焊 ...
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