Thirdly, analyzing crystal structure and character by X-ray diffraction, infra-red spectrum, Raman spectrum, absorption spectrum and fluorescence spectrum.

再次，通过采用X射线衍射、红外光谱、拉曼光谱、吸收光谱和荧光光谱等方法分析了晶体的结构与性能；

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Raise the self-controlling ability of the transmission and heat-treatment system, and expanse the infra-red ray detection on the export of the tempering furnace.

以及对加热炉回火炉出料口的工件增设红外线在线检测，以在线检测工件温度为采样点的温度控制系统，来保证工件热处理温度的均匀性。

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The results of X-ray and infra-red imaging are being collated and studied to see the extent to which Gainsborough's painting was modified.

BBC: Thomas Gainsborough portrait 're-worked by rival'