x-ray short axis x线管短轴方向
Off-axis x-ray technology 全旋倾斜X射线技术
high-resolution triple-axis x-ray diffraction 高分辨三轴晶x射线衍射
triple-axis x-ray diffraction x射线三轴晶衍射
The relation of ray axis and optical axis is discussed by using the optical wave camber of biaxial crystal.
利用二轴晶的光波面，对光轴与光线轴的关系进行了研究。
It indicates that the direction of ray axis and optical axis is identical by discussing the uniaxial crystal at last.
最后对一轴晶进行了讨论，结果表明此时光轴方向与光线轴方向一致。
Well, the first ray that we might want to consider is the one that goes along the X-axis.
我们要考虑的起始射线，是沿着x轴的射线。
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