The geodesic meshed cable - net structure was used to support reflector of the Five - hundred - meter Telescope ( FAST ).采用整体索网作为大射电望远镜 ( FAST )反射面的支承结构,网格划分形式为短程 线型....the alignment of mirrors in the telescope.校正望远镜中的镜片...
They are spherical ( coccoid ) or form long microscopic filaments of individual cells.通常是球状的 ( 球菌样的 ) 或长微纤丝的单个细胞.Cytoskeletal intermediate filaments appear to impart tensile strength to the cell cytoplasm.细胞骨架的中间丝提供了细胞质伸...