回复lay1407发表于:2020/5/13 14:55:19悬赏金额:
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求帮忙,帮我分析这两个聚酰胺酸的红外光谱图
[img=,690,539]https://ng1.17img.cn/bbsfiles/images/2019/05/201905131455123091_5428_1752342_3.jpg!w690x539.jpg[/img][img=,683,523]https://ng1.17img.cn/bbsfiles/images/2019/05/201905131455126956_7166_1752342_3.jpg!w683x523.jpg[/img]