In this article we introduce a method named "reference sound levelcalibration", and this article briefly presents and illuminates how to realize this method.
This paper intends to research about the veracity and precision of the multidimensional analyzing system; multi-levelcalibration was also been studied in this paper.
文章分析了气相色谱检测煤气热值组分的准确度和精密度，并对气体组分多点校正标准曲线进行了研究。
3
Factory has maintenance team with suitable skill level and equipments to perform necessary repair and calibration on machines.