The two classes of planar curve generation are DDA(digital differentialanalyzer)and DCM ( displacement comparison method).
平面曲线的生成算法主要有DDA（数学微分分析器）和DCM（位移比较法）。
2
Methods White cell count and differential was taken by the MAXM blood analyzer.
方法MAXM血细胞分析仪进行白细胞计数和分类；
3
The changes of material before and after hydrolysis were analyzed by infrared spectroscopy, automatic amino acid analyzer, differential thermal analyzer (DTA) and differential thermal analyzer (TGA).