洞室

Because of the difference between the spatial property of the slope and the cavity, different cut arithmetic are adopted, algebraic operation between digital elevation model for the slope and section incision method for the cavity.

对于出露于地表的工程，诸如边坡、基坑等，采用多层DEM的代数运算方法；对于镶嵌于地下的工程，诸如隧道、洞室等，则采用斜切剖面的方法。

In this paper, the prestessed anchoring theory is deepened and some significative ideas are put forward.

本论文深化了地下洞室加固中的预应力锚固理论，提出了一些有意义的见解，具体表现在以下几方面。

With the wide application of computer, numerical analysis for the stability of underground cavern has played a more and more important role.

随着计算机的广泛使用，数值方法在解决地下洞室围岩稳定问题中越来越发挥着重要的作用。

Deep circular tunnel section II, the elastic stress distribution in the second document information.

第二节深埋圆形洞室二次应力状态的弹性分布文档信息。

As to the large and complex underground caves, the stability problem of wall rock during the process of underground cave's excavating is connected with the constructible cost and management benefit of the whole power station project.

大型复杂地下洞室在开挖过程中的围岩稳定问题关系到整个水电站工程的建设成本和运营效益，是一个值得深入研究的问题。

In this lesson, the problem of the shoring form and the support parameters of shallow underground cavity belonging to strong effloresce band, is studied by force method calculation and numerical value analyzing, and so on.

在本课题中，通过力法计算、数值模拟等方面对浅埋强风化段地下洞室支护问题展开研究，并对煤矿井巷工程中的U型钢可缩性支架、型钢混凝土组合结构的设计计算方法进行一定的探讨，为现场工程设计和施工提供科学依据和技术参考。

The stability of underground tunnel is very important in the design and excavation of underground engineering.

地下洞室稳定性是地下工程设计和施工中遇到的主要问题之一，也是岩石力学研究的重要课题。

It shows the observation precision of the YRY-2 meter of the station is analogous to the best SSY-Ⅱ quartz tube extensometer.

该指标与最好的洞室仪器SSY-Ⅱ的结果相当。

Evolutionary structural optimization; fixed grid finite element; shape optimization of cutouts in composite plates and shells; design of tunnel support

渐进结构优化；固定网格有限元；复合材料板壳开孔形状优化；洞室支护设计

Design of underground cavity is frequently used in water conservancy and hydropower engineering as the development of national hydroelectricity engineering.

随着国家水电事业的发展，水利水电工程中经常会遇到地下洞室的设计问题。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。