方法：在人工唾液中体外模拟异种合金瞬间咬合接触时的回路，浸泡初记录各偶对的电位及15个瞬间接触电流值。
Methods The circuits of instantly different metallic contact were simulated in artificial saliva, and electrical potential of every couple and 15 currents of instant contact were measured.
测温原理是基于金属热效应：由两根不同材质的金属导线组成回路，即构成热电偶。
The working principle of temperature measurement is based on two different metals weld together to form a thermocouple.
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