会話トレ Drill: 電気工学 Electrical engineering, Mathematics
電圧計
voltmeter
説明:ある2点間の電位差を測る電気計器。
A voltmeter is an electrical meter that measures the voltage difference between two points
接地 (せっち Secchi)
earth connection
= E
説明:ある2点間の電位差を測る電気計器。
A voltmeter is an electrical meter that measures the voltage difference between two points
= E
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