For the nonlinear harmonic conversion of real laser beams, we have developed a theory by applying the spatial spectrum analysis to the nonlinear coupling.
以按空间频谱展开方法，处理任意光束的非线性谐波转换过程。
EDS spectrum analysis found that the process of laser cladding elements occurred in the proliferation of cladding layer and the substrate to achieve a good metallurgical bonding.
EDS能谱分析发现在激光熔覆的过程中发生了元素扩散，熔覆层与基体实现了良好的冶金结合。
The graft-copolymer was analyzed with infrared spectrum, thermal analysis, laser Raman spectum, and its structure was analyzed with scanning electron microscope.
利用扫描电镜照片分析了接枝共聚物的结构；
The graft-copolymer was analyzed with infrared spectrum, thermal analysis, laser Raman spectum, and its structure was analyzed with scanning electron microscope.
利用扫描电镜照片分析了接枝共聚物的结构；
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