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本文提出一种对贱金属热丝简单预处理方法,可使热偶真空规校准曲线在它的通常量程(从133帕斯卡至0.2帕斯卡)内,稳定性有很大提高。
This paper presents a simple pretreatment method for base metal hot wire that allows the calibration curve of the thermocouple vacuum gauge to be greatly increased in its normal range (from 133 Pascal to 0.2 Pascal).