1) ecological excavation
生态开挖
2) Dynamic excavation
动态开挖
1.
Using FEM programs, the two simulation working condition of the dynamic excavation process for the shallow burying tunnel under building foundation was numerically simulated by the FEM techniques of loading increment step and element live/death.
采用大型有限元程序,通过荷载增量步和单元生死技术,分两种模拟工况对浅埋暗挖隧道的动态开挖全过程进行数值模拟分析,研究了加强支护的刚度控制施工方法对地表和拱顶沉降的影响,为类似的工程实践提供指导。
3) cutting status
开挖状态
4) Excavating dynamic behaviour
开挖动态效应
5) excavation and production technology
开挖和生产技术
6) ecological development
生态开发
1.
In order to promote the sustainable development of the tourism industry in China,this paper is based on the problems existing in the tourism sites and defines the ecological development of the tourism sites.
本文以我国旅游地开发存在的问题为切入点,对旅游地的生态开发进行了界定,提出了旅游地生态开发的目标和原则,并对旅游地生态开发的模式进行了探讨,以推动我国旅游业的可持续发展。
补充资料:生态
1.显露美好的姿态。 2.生动的意态。 3.生物的生理特性和生活习性。
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