查询词典 wall rock

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。

The paper carefully analyzes bolt supporting system, and measures the parameters of coal wall rock in Fuxin diggings.

本文对锚杆支护理论进行了系统分析，并对阜新矿区煤巷围岩的参数进行了实验测定。

In a certain temperature and pressure conditions , fluid and wall rock constant interaction can produce all types of minerals DRUSE well developed .

在一定温压条件下，流体和洞壁围岩不断相互作用，才能生成各种发育完好的矿物晶簇。

The Highway tunnel with small spacing entrance to cave a term of stratum thinner, belonging to strong effloresce band, wall rock generally more broken, and usually clipping soil layer, for this kind of disadvantage condition in soil arch, how reasonable exploitation every kind of construction method, while insuring the safe premise, lower the engineering cost, increasing work efficiency.

高速公路小净距隧道洞口段的地层较薄，多属于强风化带，围岩一般比较破碎，而且通常夹有土层，那么对于这种不利于土体成拱的条件下，怎样合理利用好各种施工方法，提高工作效率，同时对岩层的破坏机理研究，各种施工方法对围岩影响的研究，这些工作是目前急需解决的问题。

The results point out that the vertical wall rock pressure takes on pinnacle distribution or uniform distribution, and that horizontal pressure takes on entasis distribution.

分析指出，垂直方向围岩压力计算图式可采用均匀分布或"尖峰"形分布，水平方向围岩压力计算图式可采用"鼓肚子"形分布。

Wall-rock alteration green color stone, mainly composed of hoepfnerite, epidote, diopside, biotite, quartz, and chlorite etc.

富矿体两侧发育流体交代岩，这些绿色岩石是块状富矿体和角砾状富矿体的主要容矿岩石，这与热水沉积形成的层纹状锌矿具有显著差异。

Classification of wall rock is one of the basic research subject about underground engineering in the rock foundations.

围岩分类是基岩地区地下工程的基础研究课题之一。

Time-dependent deformation prediction based on hydro-mechanical coupling theory is important to slope evolution research. However, because preparation processes of most of landslides take place in erodent geochemical environment near the earth surface, slope rock mass deformation differs from the time-dependent response of the underground openings wall rock to excavation.

以流-固耦合等理论为基础对岩体进行时效变形预测，对于斜坡演化研究是重要的，但是，由于大多数滑坡的孕育都是在近地表的侵蚀性地球化学环境中进行的，与深埋地下空间的开挖问题存在明显区别。

Xiangshan volcano-intrusive complexes is the wall rock of the biggest volcanic-rock uranium ore deposit in China, and the main body is rhyolitic porphyroclastic lava, accompanied by hypahyssal or ultra-hypabyssal intrusive rocks such as dacite-porphyry and granite-porphyry Jiulongzhang volcano-intrusive complexes are dominantly rhyolitic welded tuff, accompanied by dacite-porphyry and quartz monzonite-porphyry, and so on, and the uranium resources are being assessed.

相山火山－侵入杂岩是华南地区最大的火山岩型铀矿赋矿围岩，其主体岩石为流纹质碎斑熔岩，浅成－超浅成侵入岩有英安斑岩、花岗斑岩等；九龙嶂火山－侵入杂岩的铀资源潜力尚待评价，主体岩石为流纹质熔结凝灰岩，浅成－超浅成侵入岩有英安斑岩、石英二长斑岩等。

The practices indicate that comprehensively determining physical and mechanical parameters of rock mass and fully utilizing the bearing capacity of wall rock to optimize the design are of great significance to assure the engineering safety and approve the design level.

实践表明，综合测定岩体的物理力学参数，充分利用围岩承载力优化工程设计，对确保工程安全和提高设计水平具有重要意义。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。