ir例句
2024年07月02日 01:17:42
Its
IR spectrum compared with that of comphor nitrimine.
它的红外光谱与樟脑硝亚胺红外光谱相似.
Statistics by
IR and chemical analysis testifies the above results.
IR和化学分析数据证实了上述实验结果.
The structures were characterized by elementary analysis,
IR and 1 HNMR.
它们的结构经元素分析 、
IR和1HNMR表征.