Last Updated：2025/12/03

A small conductor attached to an insulated handle used to transfer electrical charge to a measuring instrument.

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proof plane

Source Word

proof plane

A small conductor attached to an insulated handle used to transfer electrical charge to a measuring instrument.

Japanese Meaning

測定器へ電荷を転送するために、絶縁されたハンドルに取り付けられた小型の導体

The technician used a proof plane to transfer charge from the charged sphere to the electrometer.

技術者は、絶縁ハンドルに取り付けられた小さな導体を使って、帯電した球から電荷を検電器へ移した。

Sense（1）

A small conductor attached to an insulated handle used to transfer electrical charge to a measuring instrument.

proof planes

（ plural ）