fiber bundle

In this paper we deal with some properties of cobordism classes of fiber bundles over the real projective space.

本文研究了底间为实间时上协边类纤维丛表示若干性质.

Clinical data of 14 patients suffered from backleg pain caused by entrapment of thickened capillary and cordal fiber bundle inside canalis spinalis were analyzed, retrospectively.

对14例椎内增粗毛细血及条索状纤维素带卡压致腰患者临床资料进行回顾性分析。