In this thesis, a type of biphenyl rod-like liquid crystals and two types of triphenylene discotic liquid crystals were synthesized.
本

了一
新的联

状液晶化合物和两

菲盘状液晶化合物的合成。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。


础入门
60秒 听力 2014年7月合集 
Science and technology
地
百科 The Astronomy Book (Big Ideas Simply Explained) In his conjectures, Herschel was following an earlier suggestion by German philosopher Immanuel Kant that nebulae might be large disks of stars, island universes, independent of the Milky Way and separated from it by vast distances.
在这些猜想中, 赫歇尔遵循了德国哲
家伊曼努埃尔·康德的一个较早的建议, 即星云可能是由大量恒星组成的盘状结构,是独立于银河系、相隔遥远距离的岛屿宇宙。