Results:Human umbilical vein endothelial cells were subcultivated in vitro over 36 th generation.
结果：人脐静脉内皮细胞继代培养36代。
Method:Smooth muscle cell from human umbilical artery was cultured in vitro. 4~5 th generation were took for use.
方法：人脐带动脉平滑肌细胞体外原代培养，传至4～5代用于实验。
As a key technology for 4 ~ (th) Generation wireless mobile communication system, OFDM has drawn more and more attention in communication fields.
作为第四代移动通信的核心技术，正交频分复用(OFDM)系统愈来愈引起业界的普遍关注。
The term "New Generation" refers to the last group of writers in the late 20 th century Chinese literature.
新生代是二十世纪末中国文坛最后一个作家群。
The term "New Generation" refers to the last group of writers in the late 20 th century Chinese literature.
新生代是二十世纪末中国文坛最后一个作家群。
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