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Oxygen enriching membranes are first prepared from room temperature thermotropic cholesteric liquid crystal and ethyl cellulose.
首创了室温热致胆甾液晶与乙基纤维素共混富氧膜.
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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.
胆甾相液晶???
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