1) quadrant pit
矩形井筒
2) shaft deformation
井筒变形
1.
Mathematical model of mine shaft deformation and its application;
矿山井筒变形的数学模型及应用
2.
According to the factual problem of shaft deformations due to assistant shaft water of Jinqiao coal mine,it has studied the real time observation of shaft’s movement non?linear and deformation by GPS and applied cataclysm theory to build a cataclysm model of shaft damage.
针对金桥煤矿副井涌沙引发井筒变形的实际问题 ,研究了采用GPS技术实时监测井筒动态非线性变形方法 ;运用了突变理论 ,建立了井筒破坏的突变模型 ;给出了井筒变形的控制变量与状态变量表达式 ;对有效地治理损害的井筒具有重大指导作用 。
3.
This,paper analyzes thepattern of vertical shaft deformation and destruction den to underground coal mining.
分析了地下开采引起立井井筒变形与破坏规律，并提出了井筒变形现场观测研究的理论根据、方法和手段。
3) rectangular well pattern
矩形井网
1.
Effect analysis of development by fracturing with rectangular well pattern in Zhaoyuan Oilfield of Daqing
大庆肇源油田矩形井网压裂开发效果分析
5) rectangle blind shaft
矩形盲井
1.
Current construction situation of the rectangle blind shaft is discribed and measures be necessarilytaken are proposed after analysing the reasons by which the construction speed is affected.
针对矩形盲井目前的施工现状,分析了影响成井速度的因素并采取必要的技术措施。
6) rectangular caisson
矩形沉井
1.
Based on proper assumption and the state of rectangular caisson under the load of pipejacking, calculation is made using the principle of dynamic balance to obtain the maximum earth pressure at the thrust wall of the rectangular working shaft while considering the mechanism of three dimensional forces and eccentric load on the earth.
通过适当的假定并根据矩形沉井在顶管工作时的受力状态 ,运用力的平衡原理 ,考虑土体三维受力机理以及在偏心荷载作用下 ,矩形工作井后背墙土体所能提供的最大土压
补充资料：大坝内部变形观测(见水工建筑物变形观测)
大坝内部变形观测(见水工建筑物变形观测)
daba neibubianxing guanCe大坝内部变形观测见水工建筑物变形观测。
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