伏安計(jì)是用于測量電壓和安培數(shù)的儀器.A voltammeter is a device for measuring voltage or amperage.注意: 盡量用加粗的電纜,因?yàn)榘才鄶?shù)有19倍之高.Attention: use thicker cable as amperage is 19 - times ( 19 x ) higher.指針下的刻度讀數(shù)即為安培數(shù).The scale under the pointer read...