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描述:教学用滑线(xian)变阻(zu)(zu)器实(shi)验室(shi)常用滑线(xian)变阻(zu)(zu)器来改变电(dian)(dian)路中的电(dian)(dian)流或电(dian)(dian)压,分(fen)(fen)别连接成制(zhi)流电(dian)(dian)路和(he)分(fen)(fen)压电(dian)(dian)路,使用时应注(zhu)意,接通电(dian)(dian)源前(qian),制(zhi)流电(dian)(dian)路中滑动端(duan)T应置于电(dian)(dian)阻(zu)(zu)Z大位(wei)置(N端(duan));分(fen)(fen)压电(dian)(dian)路中,滑动端(duan)T应置于电(dian)(dian)阻(zu)(zu)Z小位(wei)置(N端(duan))。
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