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receptacle analyzer /ˈɹiə ˈwiːl/ n

中文：插座测试器

中文 · 插座测试器Español · probador de contactos con tierraFrançais · vérificateur de prise de courant
Meaning：Instrument for detecting any faults in the receptacle, such as grounding problems and crossed or unconnected wires.
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Electrical tools II

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