发布时间:2025-01-19 18:48:34
一般吸顶音箱两边都有两个卡子,也可能是弹簧的,也可能是用螺丝的,你把前面网罩下来,可以看到内壁两侧应该有两个口子。如果是弹簧的卡子用一字改刀伸进去将它掰开,一边一边的取下来就可以了。有些型号的可能还需要把喇叭拆了才看得见留的卡子口。
我做一款新的防水涂料现在要去开发一个市场而且这个市场我一点也不熟悉我该怎么去把这个市场做起来
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