現在的時鐘都有一個設計缺陷，變慢/不走不是沒電，教你維修時鐘變慢 how to fix a quartz clock that runs slow
8:48
How to Repair and Restore a Citizen Wall Clock Movement | SolimBD
8:24
原來鐘不轉或走不准？都是這裡的毛病，師傅教你用一支棉簽修好
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組合音響維修diy 不會動不要丟掉換個小零件就好了 海賊王diy日記
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幾塊錢一個的LED節能燈壞了值得維修嗎？電容降壓電路講解
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How To Repair Damage Wall Clock Machine | Wall Clock Movement Repair
3:19
Don't throw away the remote control if it is broken. Most of it is the problem here. You can fix it
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How Does a Clock work ? | Crystal oscillator | Flip-Flop | Lavet type motor
14:15