发布时间:2025-01-17 01:06:06
更正一下:燕尾槽和键槽是两个概念。
燕尾槽用于工作台的导向。
键槽用于在轴类零件上安装键。
键槽没必要加工成燕尾形
燕尾槽也更不是键槽
我在车上装了一个四声道功放每个声道一个喇叭现在我想装一个低音炮低音炮是无源的请问我需要高转
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