查询词典 mining engineering

Key words: mining engineering; bulgy; granite; soft rock roadway; whole supporting; numerical simulation

关键 词：采矿工程；膨胀；花岗岩；软岩巷道；整体支护；数值模拟

Papers analyzed the management flexibility and value of mining engineering, and set up the model of value of a developed mine,value of an undeveloped mine and value of an exploration project under the conditions of uncertainty with the theory of real option,and worked out the solution of model above-mentioned through three numerical methods,i.e.the Fig Tree,finite difference approximation and Monte Carlo simulation.

论文最后研究了矿业工程中的管理灵活性及其价值，运用实物期权方法分别建立了不确定条件下矿业生产阶段、开发阶段和详查、普查、预查阶段的矿业投资评价模型，并运用二叉树图、有限差分逼近和Monte Carlo模拟三种数值方法对所建模型进行了求解，同时通过实例对论文的研究结果进行了佐证。

In order to meet the needs of numerical calculation of mining engineering, two microcomputer programs on three dimensional and two dimensional nonlinear finite element method are developed based on many other researchers' works.

考虑到回采系统动态模拟和优化需要进行大量的计算工作，在前人工作的基础上，本文发展了微机化非线性三维和二维有限元程序。

It is very important to study the mechanism and pattern of unstable failure of rock mass under high stress for deep mining engineering.

因此研究深部高应力下岩体失稳破坏的机理和规律对深部开采的安全性具有重要的现实意义。

Mine water inrush is one of the most threatening disasters in mining engineering, especially in underground coal mines.

矿井突水是采矿过程中最具威胁的自然灾害之一。

ABSTRACT With the development of artificial intelligence , Artificial neural network and genetic algorithm have been applied to mining engineering.

随着人工智能科学的发展，人工神经网络和遗传算法已经在矿山中得到了应用。

That are widely used in drilling and mining engineering construction and other industry .

广泛应用于矿山钻采工程建设等行业。

This paper is based on spatial distribution theory and its application background is mining engineering.

各种矿业软件的研究和开发正是空间分布理论在矿业应用中的集中体现。

This achievement has certain reference value and directive significance to mining engineering.

该成果对采矿工程具有一定的参考价值和指导意义。

These results also have applicatory value in mining engineering and undermine structure engineering.

该研究结果对采矿工程和地下结构工程具有很好的应用价值。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。