Kjeldahl means by measuring the nitrogen content and the use of nitrogen and protein conversion factor to calculate the total amount of protein contained in dairy products. 凱氏定氮法，是指通過測量氮元素的含量，並利用氮元素與蛋白質換算係數，來計算乳製品中所含蛋白質總量的方法。
An ideal hysteretic model with approximate linear characteristics is transformed into an actual expected output model by multiplying a slope conversion factor. 通過乘以一個斜率轉換因子，將具有近似線性特性的理想遲滯模型轉化成實際的期望輸出模型。
