block caving
大块坍落
常用释义
英式发音
美式发音
基本释义
- 大块坍落；[矿业] 分块崩开采法；[矿业] 分块崩落开采法
例句
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1·This paper discusses some geomechanics problems in block caving.本文论述了阶段自然崩落法的几个岩体力学问题。
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2·The process of ore- drawing in block caving is completed under overburden.自然崩落法放矿基本上都是在覆盖岩层下进行的。
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3·The system is suitable for ore-drawing management of high level and large drawing area of block caving system.该系统适合于大规模、高阶段矿块崩落法放矿生产管理。
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4·The ore fragment size for block caving is predicted by means of topology, vector field conception and computer simulation technology.运用拓扑学、矢体概念以及计算机模拟等技术对矿石崩落块度进行预测。
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5·Tonkuangyu Copper mine sets up a set of simple and convenient monitoring system of orebody caving state in the mine stope to use block caving method.铜矿峪铜矿在自然崩落法采场中，建立了一整套简便易行的矿体崩落状态监测系统。
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6·According to the theory and method of particle flow code in two dimensions (PFC2D), the block caving law of natural caving mining method was investigated.以自然崩落采矿法为研究对象，利用二维颗粒流数值模拟(PFC2D)的原理和方法，研究了自然崩落法矿体崩落规律。
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7·Prediction for block caving velocity of ore-rock is a complex dynamic process that relates to the caving rule and to the relation between caving and time.矿岩自然崩落速率预测是一个涉及崩落规律和崩落与时间相依关系的复杂动态过程，通过数值模拟的方法，对流变断裂型矿岩的自然崩落规律和崩落速率进行了模拟研究。
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8·The characteristics and fundamentals of ore drawing control in block caving method are described and computer-based production scheduling for this mining method is studied in the paper.本文阐述了自然崩落法放矿的特点及其放矿管理的基本原理，探讨了应用计算机进行自然崩落法排产的基本方法。
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9·The block which will be the first of caving rocks from free surface and lead to more caving or side-fall in underground work is known as "critical rock".地下工程中临空面上首先冒落并引发其他岩块冒落或片帮的块体称作“危石”。
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10·The gray relation degree indicates that the series for adaptability of every mining method are surface mining, sublevel caving mining, block stop mining etc;灰关联度计算表明，采矿方法适应性排序为：露天开采法、分段崩落法、阶段矿房法等；