Wyoming's Lonesome Lake captures a crystal clear likeness of Cirque of the Towers, a circular mountain-ringed basin in the Wind River Range.
怀俄明州的幽静的湖泊捕获了完全透明的圆环塔肖像，这是在风河山脉里圆形山所围绕的盆地。
There is no way that you could irradiate a crystal of nickel with a single beam of x-rays and get that circular ring pattern if the electron beam were behaving as a particle beam only.
没有什么其他的途径，可以让镍晶体发射，单束X光来，继而得到环状图案，如果电子束，是以粒子束形式出现的。
The optical properties of circular polarization filters made of cholesteric liquid crystal thin films are investigated.
研究了胆甾相液晶薄膜滤光器的光学性质，给出了这种薄膜的制作技术。
The optical properties of circular polarization filters made of cholesteric liquid crystal thin films are investigated.
研究了胆甾相液晶薄膜滤光器的光学性质，给出了这种薄膜的制作技术。
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