prestress

基本解释

• vt.预加应力干
• n.预拉伸

同根派生

英汉例句

• Shear lag is reduced for prestress in serviceability limit state .
  在正常使用状态下,预应力平抑了箱梁剪力滞效应。
• The result shows that prestress can reduce the deform and tensile stress.
  计算结果表明，预应力的施加能减少位移，减小拉应力；
• This paper introduces structure of waveform steel web prestress concrete box girder and construction method for several bridges.
  介绍了波形钢腹板预应力混凝土箱梁的结构和几座桥梁的施工方法。
• The infuence on resonance frequencies of longitudinal-torsional ultrasonic motor exerted by prestress is studied.
  摘要研究了预压力对超声马达共振频率的影响。
• Then the prestress of the piles was adjusted to the designed value in prefabrication, and good effect was achieved.
  提出适当调整预应力，能够有效地解决预应力水冲桩桩身裂缝的问题。