1·The vertical tendon can effectively set up vertical prestressing force in the concrete web and stirrups.
竖向预应力筋能在腹板混凝土和箍筋中有效地建立起竖向预应力。
2·Carry on such construction as concrete, armored concrete, prestressing force concrete, etc. under this condition, must adopt the winter construction measure.
在此条件下进行混凝土、钢筋混凝土、预应力混凝土等工程施工，必须采用冬季施工措施。
3·By contrasting curved bridge and straight bridge, influence of dead load and prestressing force on the stress in cantilever casting period of curved Bridges is analyzed.
通过曲线箱梁桥与直线箱梁桥的对比，模拟计算并着重分析了施工阶段自重、预应力等因素对曲线箱梁桥悬浇时应力的影响。
4·The prestressing force in combined dies to be used for cold extrusion of bearing outer race by the two mathematical models is calculated and compared with the results obtained by Lame formulae.
利用这两种模型分别计算了轴承套圈冷挤压组合凹模的预应力，并同拉美公式的计算结果进行了分析比较。
5·The value of prestressing force impacts on resonance frequency.
通过实验分析了预应力的大小对振子性能的影响；