Taking advantage of bearing factor and the changed section according to internal forces, prestressed folded concrete floor is designed.
利用内外筒支座条件和截面高度随内力变化的方法设计预应力折线板楼盖。
Besides aging, weight bearing is probably a key factor of the increase of anulus fibrosus cells apoptosis.
除衰老外,负重可能是纤维环细胞凋亡增加的关键因素。
Weight-bearing is probably a key factor in the increase of annulus fibrosus cells apoptosis.
负重可能是纤维环细胞凋亡增加的关键因素。
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