A form of voltaic cell once used as a standard for electromotive force.
一度作为标准电动势的一种伏打电池。
Current, electromotive force, or power supplied to an electric circuit, network, or device.
电流，电能，电力供给电路、网络或设备的电流、电动力量或电力。
Current, electromotive force, or power supplied to an electric circuit, network, or device.
电流，电能，电力供给电路、网络或设备的电流、电动力量或电力。
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