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发表于 2015-04-24 08:11
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原帖由 szlghyj 于 2015-4-23 22:20:00 发表
Your amplifier power cord is equipped with a standard three-prong grounding plug which, if used normally, will ground the chassis to the power line. (您的放大器电源线配有标准三脚接地插头，如果正常使用，机壳接地。) While this proc |
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