The utility model comprises a shell body, a thermoelectric couple, an overvoltage protector, an analog switch, a magnifier, a display meter and a power source.

包括壳体、热电偶、过压保护器、模拟开关、放大器、视表、电源。

youdao

The utility model comprises a shell body, a thermoelectric couple, an overvoltage protector, an analog switch, a magnifier, a display meter and a power source.

包括壳体、热电偶、过压保护器、模拟开关、放大器、视表、电源。

youdao