发布时间:2025-01-20 07:14:52
你肯定是抽真空的时间太长了,硅胶都在真空机内固化成了泡沫状的吧?一般抽真空时间3-5分钟就可以了!时间太长硅胶会产生交联现象!不懂可以追问我,或者百度搜索鸿风硅胶
功放机推荐家用47大功率47蓝牙功放机什么品牌的好功放机怎么选
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