【摘要】 借助电位差计标准电池可以进行电压单位的量值传递，本文对标准电池的结构、原理、温度特性及使用注意事项作了介绍。更多还原

【Abstract】 The transmission of the value of the quantum in voltage unit could be made with the stardard battery of a voltmeter. The structure, principle and temperature feature of stardard batteries were introduced in this article. The cautions in use were also mentioned.更多还原