查询词典 rock-cut

Based on Gray Relevancy Theory and according to rock indexes obtained from Protodyakonove Coefficient Method,Rock Core Quality Index Method and Fissuration Coefficient Method,a model for assessment of rock body quality of mine is established.

根据目前矿山岩体质量评价的基本方法，对采用普氏系数法、岩芯质量指标法以及龟裂系数法等已经取得指标的岩体应用灰色关联理论建立了综合评价模型，以贵州某矿煤层顶底板岩层实测评价指标的数据，对本文建立的模型进行了应用。

The studies also show that the increased supporting force can reduce the radius of the fractural zone in surrounding rock derectly, but the main effect of the increased supporting force is to improve the compressive stress on rock in elastoplastic region, and to increase the rock strength of whole fractural zone so as to reduce the scope of fractural zone.

而当围攻岩中出现了塑性区和破裂之后，支护力的作用才开始显现。提高支护力可直接减小围岩破裂区范围，但提高支护力的主要作用是提高弹塑性区围岩压应力，达到提高破裂岩体宏观强度的目的，从而减小塑性区和破裂区的范围。

Having seen the film " Campus Rock ", I made a new understanding that the top state of the Rock is playing music intoxicatingly,releasing your joy and sadness by the Rock,not minding your skills.

看了《摇滚校园》后，我明白了摇滚的最高境界就是无忧无虑的去玩音乐，把自己的快乐或忧伤通过摇滚的形式表达出来，哪怕自己的水平不。

Focusing on the PGE enrichment mechanism in the basic-ultrabasic intrusions in the Panxi rift, firstly, through the interpretation of TM photograph, data processing of regional geochemical exploration and geophysical prospecting results of gravity, magnetic force and seism, we analyzed the controlling effect of structure and magmatic movement on the PGE mineralization; Secondly, through the study of volcanic apparatus, petrography, measurement of comprehensive geochemical section, isotope tracing and dating of typical PGE-rich melanocratic rock series, we discussed the sources of the PGE-bearing mafic-ultramafic intrusions and basalts, their timing, evolvement sequences, the geochemical processes of magma crystallization and fractionation, and the relationship between magma evolution and structural development; Finally, through the analysis of PGE and chalcophile elements concentrations in the melanocratic rock series and the contrastive study with the Noril''sk magmatic Ni-Cu-PGE sulfide deposit, its related continental flood basalts and Siberia Traps, we discussed PGE mineralization characteristics and its enrichment mechanisms in the melanocratic rock series in the Panxi rift.

本项目首先围绕川西地区主要的PGE矿床及伴生矿的地质环境和有关的地质构造背景，通过TM卫片解译、区域化探和重、磁及地震物探资料分析，总体把握构造及岩浆活动对PGE成矿的控制作用；然后通过对典型富PGE暗色岩套的火山机构地质构造、岩石岩相学、地球化学、同位素定年和示踪等方面的工作，分析本区基性－超基性含矿岩体与喷出岩之间的成岩物质来源、侵入时代及演化序列，研究该区同一岩浆房分异结晶的地球化学过程及其随构造发展的耦合关系；最后通过对暗色岩套PGE地球化学剖面分析以及与俄罗斯诺里尔斯克陆内裂谷溢流型玄武岩中PGE矿化的岩石－构造环境对比研究，探讨该区暗色岩套中的矿化特点和富集部位及其PGE富集机制。

For some rock slopes, which have not distinct failure surface, but have complicated structure or load on the top and so on, a stability analysis of this type slopes by finite element method is presented, the failure surface is defined by certain rule or strain zone from the computed model, and then the safety factor of the rock slope is abtained by finite element method and limit equilibrium methodAt last, using ANSYS , a famous commercial finite element analysis software, a example of high-steep slope which is bearing the load of the LongGe Mansion is presented, the stability of this slope is studied, as a paradign the the stability evalution of complicated high-steep slope under the action of load of building , the chapter gives some meritable reference in stability assessment of rock slopes using numerical simulation by three-dimension elastic-plastic finite element.

并用有限单元法建立边坡的具体模型，应用折减边坡岩体参数、逐级施加荷载等与边坡工作环境相似的方法进行模拟计算，根据计算结果，采用一定的判别准则或图形可视化方法，确定出边坡的滑裂面，再采用刚体极限平衡法或有限单元法计算其安全系数；最后，通过某一工程实例，用大型有限元程序对边坡在建筑物荷载作用下的稳定性进行分析研究，并以此作为计算分析复杂高边坡在高层建筑物作用下的稳定性评价的一个范例，在采用有限元弹塑性数值模拟岩质边坡稳定性方面提供一些有价值的参考。

Because of the solubility of carbonate rock,the instability of karst soil and the vulnerability of karst vegetations,the risk of water and soil loss is bigger in carbonate rock areas than in noncarbonate rock areas.

由于碳酸盐岩的可溶蚀性、所形成土壤的不稳定性及碳酸盐岩植被的脆弱性等特征，在碳酸盐岩区水土流失的风险较非碳酸盐岩区更大，水土流失敏感性受岩性的影响比非碳酸盐岩地区更明显。

Because whole rock samples always contain some retrograde minerals,the tie line of garnet + whole-rock in Sm-Nd isochron diagram or the tie line of phengite + whole- rock in Rb-Sr isochron diagram can give a geologically meaningless age.

由于全岩样品总是含有数量不等的退变质矿物，因此石榴石+全岩 Sm-Nd 法或多硅白云母+全岩 Rh-Sr 法将有可能给出无地质意义的年龄。

This paper studys the the interactions between solution of primary minerals ofthe reservoir sandstone, the deposition of authigenic mineral, and the formingmechanism of secondary porosity in Upper Paleozoic reservoirs in Ordos basin withthe modeling theory of Water-Rock Interaction, builds the correspondingthermodynamics database and dissolution experiment database, and provides thecomparable and quotative data for the Water-Rock Interaction modeling research ofreservoir rock.

本论文将水—岩相互作用模拟(即热力学理论模拟计算和溶解模拟实验相互结合的方法)用于鄂尔多斯盆地上古生界碎屑岩骨架组分的溶解、自生矿物的沉淀及其与次生孔隙形成机制之间关系的研究，建立了相应的热力学数据库和溶解实验数据库，为沉积盆地储集岩的水—岩相互作用的模拟研究提供了可对比与借鉴的基础资料。

In Central Asia five countries of CIS,there occur over 100 uranium deposits of different types:sandstone,alkaline metasomatic rock,uranium and coal-bearing rock,fish fossil-bearing mudstone and carbonate rock,of which uranium reserver is about 30％ global uranium industrial reserves.

中亚独联体五国：哈萨克斯坦、乌兹别克斯坦、吉尔吉斯坦、土库曼斯坦和塔吉克斯坦的中亚大陆地壳构造单元，其中分布着大批砂岩型铀矿床和碱交代岩型、含铀煤岩型、含鱼残骸泥岩型和碳酸盐岩型铀矿床，计百余个。

Study on the bore sequence planning of tunnel-rock-drilling robot is the prerequisite step to robotize rock-drilling equipment, as well as the embodiment of intellectualized tunnel-rock-drilling robot.

凿岩机器人孔序规划的研究是实现凿岩设备机器人化的关键环节，也是凿岩机器人智能化的重要体现。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。