When two different metals are joined to form a closed circuit and exposed to different temperatures at their junctions_which can be used to measure temperature.
发布于 2021-03-19 15:00:48
【单选题】 A a current will flow B a heat will flow C a power will develop D a pressure will produce
解析 当两种不同的金属导体连接成一个闭合回路，并且把两个连接点置于不同的温度下，当【电流流过】时就可以用来测量温度。
