- The machine is heavy and heat-treated with hingh strengh and oggd stablilty.
本机机身重量大，整机都经过热处理，强度高，稳定性好。
- The preconsolidation pressure is an important parameter for soil deformation calculation and strength analysis.
摘要先期固结压力是土的重要力学特性参数，对变形计算和强度分析有较大影响。
