Then, the detector output the analog signal to a computer.The data was collected and calculated by Excel and SAS software to set up the multiple linear regressions equation in the computer.

• 检波器将反射讯号转变成类比讯号输出，再经由电脑数据处理及配合SAS统计软体，用多重线性迴归方法来建立糖度的校正方程式。