1) Face stability index
开挖面稳定系数
2) face stability
开挖面稳定
1.
Laboratory study on face stability mechanism of slurry shields;
泥水平衡盾构开挖面稳定模型试验研究
2.
The theoretical current research state of the face stability of shield tunnel is discussed with microcosmic instability mechanics model,plastic limit mechanics model and wedge and silo model.
通过微观破坏分析模型、塑性极限分析模型及楔形体极限平衡模型对盾构隧道开挖面稳定的理论研究现状进行了详述,并指出了今后应深入研究的几个重点:应考虑水土耦合作用;应考虑开挖面地层的变异性;应考虑掘进参数对开挖面稳定性的影响;应加强研究进出洞的切口压力控制。
3.
On basis of analysis on the relations between the shield machine types and the ground permeability coefficient,clay content and grain size grading,detailed expatiations and comparisons are made on the type selection of shield machines in respect of working face stability mechanisms,ground settlement,installation power,cutter wearing,construction cost and construction progress.
针对不同类型盾构的结构特点,进行了可行性分析和论证;通过对盾构类型与地层渗透性的关系、与黏土含量的关系、与颗粒级配的关系的分析,从开挖面稳定机理、地表沉降、装机功率、刀具磨损、施工成本、施工进度等方面对盾构选型进行了详细阐述和方案比较,并对盾构施工的关键技术进行了探讨。
4) stability mechanics of excavation face
开挖面稳定机理
6) excavated surface influence coefficients
开挖面影响系数
补充资料：稳定极限和静态稳定储备系数
稳定极限和静态稳定储备系数
stability limit and steady state stability margin
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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