题目内容
Liquid crystals can emit light directly in a LCD.
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Electronic current can change the structure of a liquid crystals.
Molecules always maintain their orientation in liquids.
江泽民在《历史决议》的基础上对毛泽东总体评价作了进一步的完善,突出强调“毛泽东同志是伟大的马克思主义者,无产阶级革命家、战略家和理论家。()
Because of the slow reponse time and imprecise voltage control, passive matrix monitors are rarely used today.
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