developed field是什么意思

网络释义

用法例句

A research on economic significance of deposit exploitation in sum——Taking Xuequan copper (zinc) deposit as an example;

矿床开发经济意义概略研究——以北祁连山雪泉铜(锌)矿为例

Application of equivalent rank coefficient method on optimal selection of mine opening up schemes

等效优先系数法在矿井开拓方案选择中的应用

Shaft Liner Design of Development Shaft for Phase Ⅲ Project in Lancang Lead Mine

云南澜沧铅矿三期开拓竖井井筒的支护设计

Investigation of Cooling by Air Conditioning in Deep Development of Metal Mine

金属矿井深部开拓空调通风降温的研究

According to the above information and combining with the development of coal seam underneath the mine shaft, the innovation and optimization of this system are engaged.

针对以上情况,结合矿井下组煤的开拓对矿井通风系统进行了改造与优化。

open a mine, well, tunnel, etc

开矿、 打井、 凿隧道

a shaft driven upward is called a raise; one that is driven downward is known as a winze.

从下往上开拓出来的井筒叫天井;从上往下开拓出来的井筒叫盲井。

This paper discusses the feasibility of the mine restore engineering from the aspects of mine field exploit, aeration, lift, ground production system.

从井田开拓、通风、提升、地面生产系统等方面探讨了矿井恢复工程的可行性

the mining of ore or coal from an open mine.

从敞开的矿井提取矿石或煤的采矿。

Application and Study on the Extension Comprehensive Evaluation Method of the Mine Ventilation System;

矿井通风系统可拓综合评价方法的研究与应用

Study on Reliability of Mine Ventilation Network System Based on Topological Relations

基于拓扑关系的矿井通风网络系统可靠性研究

Research on the Extension Assessment Model of Underground Coalmine Safety Behavior

井采煤矿安全性态可拓评价模型的研究

Application of extension identification method in mine water-bursting source discrimination

可拓识别方法在矿井突水水源判别中的应用

This paper discusses the renewable method of mine topographic map of underground mining.

论述了井下开采矿井矿用地形图的更新方法。

Hydrogeological study cf Sanshan island gold mine in development period

三山岛金矿开拓时期的水文地质研究

Study on Development Plan of the Section from Level -460 m to -580 m in a Mine

某矿-460m至-580m中段开拓方案研究

Research on Development and Extension at-130m Level in Dongkengzi Coal Mine

东坑仔煤矿-130m水平开拓延深研究

Research on Development Scheme of Deep-orebody in Pai-Bulake Lead-Zinc Mine

派-布拉克铅锌矿深部矿体开拓方案研究

Optimization of the Development Transport Plan for Capacity Expansion Transformation at Ekou Iron Mine

峨口铁矿采矿扩能改造开拓运输方案的优化