预加强,预加应力
例句:
The effect of practical prestressing on the static specialties of a kind of column-supported lattice shallow spherical shells is studied through the example of three-phase prestressing design.
以预应力三阶段设计为例分析预应力施加对柱支承扁网壳静力性能的影响。
Prestressing force concrete in step highway-bridge foot-path occupy leading status while being medium and small structure.
预应力混凝土结构在中小跨径公路桥梁占有主导地位.
Engineering practice of a post-tensioned prestressing web plate girder for the construction of the Changchun railway station's high elevation waiting lounge project
长春站高架候车厅后张预制预应力薄腹梁工程实践