“对照法”用英语怎么说？

测定视野可用对照法粗略估计.The visual fields can be roughly estimated by confrontation.测定杂质含量时,可采用加校正因子的主成分自身对照法.Main component self - compare with calibration factor can be used when testing impurity content.目的通过实验, 探讨自身对照法在药物溶出度测定中...