发布时间:2025-01-17 00:48:56
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
有一个吸顶灯雷士的 亮一会就自己熄灭过一会再开又亮了这是怎么回事
2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56 2025-01-17 00:48:56