It has been researched and analyzed that the variation regularity of the tension with time and temperature after tensing, as well as the changes and distribution of the friction forces of earth.

 
  • 对张拉后锚拉杆的张力随时间、温度的变化规律、土摩阻力的变化及分布规律作了分析与研究。
今日热词
目录 附录 查词历史