交流电流源或电压源。
A device for producing a high voltage from a low - voltage source.
从低电压电源产生高电压的装置。
The noise voltage source is denoted by a circle with an asterisk inside.
这里用一个内带星号的圆圈表示一个电压噪声源。
Then, turn on the voltage source and note the charge reading immediately.
然后，打开电压源并立即记录电荷读数。
Electrodes inside each end of the glass tube are connected to a high-voltage source.
玻璃管两端内侧的电极与一个高压电源相接。
DC standard voltage source is a kind of metrology standard instrument with high accuracy.
直流标准电压源是一种高准确度的计量标准仪器。
DC standard voltage source is a kind of metrology standard instrument with high accuracy.
直流标准电压源是一种高准确度的计量标准仪器。
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