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Electric potential measuring apparatus electrostatic capacitance measuring apparatus, electric potential measuring method, electrostatic capacitance measuring method, and image forming apparatus
Electric potential measuring apparatus electrostatic capacitance measuring apparatus, electric potential measuring method, electrostatic capacitance measuring method, and image forming apparatus
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机译:电位测量装置静电电容测量装置,电位测量方法,静电电容测量方法和图像形成装置
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摘要
An electric potential measuring apparatus includes a detecting electrode, a modulator for changing an electrostatic capacitance between a measurement object and the detecting electrode by mechanical vibration, a charge detector for detecting the amount of charges electrostatically induced in the detecting electrode by the modulator, and a vibration generating-detecting unit for selectively performing either a vibration generating function of exciting the mechanical vibration, or a detecting function of detecting the condition of the mechanical vibration.
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