地表温度是地球环境中的一个关键参数，可探测地表温度的热红外波段在光谱谱段中占有重要位置。
Land surface temperature (LST) is a key parameter in earth environment, the thermal infrared band that can detect LST plays an important role in spectroscopy.
采用红外光谱(FT - IR)、核磁共振氢谱(1h - NMR)、凝胶渗透色谱(GPC)、差示扫描量热(dsc)等手段对嵌段共聚物的组成与结构进行了表征。
Several means were adopted to characterize the chemical composition and structure of PSt-b-PVP, such as FT-IR, 1h-nmr, GPC and DSC.
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