1) enlarge hole
预扩孔
2) reaming
[英][ri:m] [美][rim]
扩孔
1.
Water jet soil reaming technology and its influencing factors;
水射流土层扩孔技术及影响因素
2.
Dynamic hip screw triple reaming for clearence of femoral head and neck cystic lesion
动力髋螺钉三联绞刀大转子下扩孔病灶清除植骨治疗股骨头颈部囊性变1例
3.
Research and improvement of complexity treatment techniques for sidetracked hole reaming
侧钻井扩孔复杂情况处理技术探讨与完善
3) cavity expansion
扩孔
1.
Analytical solution to cavity expansion in strain-softening soils with Tesca yield criterion and its applications;
应变软化Tresca材料中扩孔问题解答及其应用
2.
In order to analyze the mechanical mechanism of fracture grouting during the early phase by using the theory of large-deformation and plastic mechanics,the early phase of fracture grouting is regarded as the question of cavity expansion in infinite soil.
根据应力平衡方程以及应力和应变连续的边界条件,推导出劈裂灌浆初始阶段的最终扩孔压力和最终扩孔半径的理论解答。
3.
In order to analyze the mechanical mechanism of compression grouting and give the analytical solution of the ultimate grouting pressure,the process of compaction grouting is considered as the question of cavity expansion in infinite soil mass.
为了能够从能量的角度分析压密注浆的力学机理,并给出注浆压力的理论解,将整个注浆过程视为无限土体中的圆孔扩张问题,根据注浆过程中能耗区土体在注浆压力和静止土压力作用下的应力、应变和体变关系以及注浆扩孔过程中的能量和体变守恒原理,推导出压密注浆极限注浆压力的理论解答。
5) bore expanded hole
钻孔扩孔
6) enlarging hole and shinkage hole
扩孔缩孔
补充资料：扩孔
holeexpansion：减小空心毛坯壁厚而增加其内、外径的锻造工序称为扩孔。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条