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收音机故障维修从头学十四 电位器损坏造成无声
电位器由于使用频率高，会经常损坏。
收音机维修调整86/96
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App07:47
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App07:15
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App11:39
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App06:03电位器由于使用频率高，会经常损坏。
App10:45App07:47App03:04App06:54App06:07App07:15App04:06App11:39App07:50App04:14App05:47App06:03
