外文翻译(供热站温度实时监测).doc

文档介绍：Forpersonaluseonlyinstudyandresearch;mercialuseHeatingtemperatureandpressuretestThermistorsareinexpensive,easily--,'renotusedforhightemperatures,,,unlikemostotherresistivedevices,',thatmaybecounterintuitive,,,-TheThermocoupleYouareat:Elements-Sensors-,(like0oC).(ThatvoltageiscausedbysomethingcalledtheSeebeckeffect.)Thermocouplesarewidelyusedfortemperaturemeasurementbecausetheyareinexpensive,ruggedandreliable,,othertemperaturesensors(likethermistorsandLM35sensors)areusefularoundroomtemperature,butthethermocouplecanTheThermocoupleWhyUsethermocouplesToMeasureTemperature??(oftwodifferentmetals)joine