1.
Development Discussion of Iron Mine Exploitation and Smelting Iron Industry of Shanxi Province in Song, Yuan, Ming and Qing Dynasty;
宋元明清山西铁矿开采与冶铁业发展述论
2.
Influence to the Surrounding Springs Due to Exploitation of Hongfanchi Iron Deposit in Pingyin County
平阴县洪范池铁矿开采对附近泉水的影响
3.
a promising iron deposit
有开采价值的铁矿床
4.
A Study of Mining Technology for Hard-to-Mine Ore Body in Eastern Zone of Daye Iron Mine;
大冶铁矿东区难采矿体开采工艺研究
5.
A rock containing enough iron to permit commercial extraction; an iron ore.
铁矿石含有足够商业开采用铁量的岩石；铁矿石
6.
a variety of chert containing magnetite and hematite; mined as a low-grade iron ore.
一种含磁铁矿和赤铁矿的燧石，作为一种低等的铁矿石被开采。
7.
Although much of the high-grade ore has been used, there remains enough low-grade ore to last for centuries.
品位高的富铁矿已经开采很多，品位低的铁矿还够开采若干个世纪。
8.
Practice of Clean Mining Technology in Tiefa Mining Area
煤炭清洁开采技术在铁法矿区的实践
9.
Revitalization of Rock River and Railway Press on Zhenxing Coal Mining Conditions
振兴矿石头河、铁路压煤开采条件探讨
10.
Research of Mining Method and Supporting Technology for Weak Ore Body in Jinshandian Iron Mine;
金山店铁矿软弱矿体开采方法及支护技术研究
11.
Study on Control Mining of Safety Pillar by Similarity Simulation Experiment in Chenchao Iron Mine
程潮铁矿保安矿柱控制开采相似模拟实验研究
12.
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
13.
On the practice of coal mining under railroad and railroad rehabilitation in Guo'erzhuang
郭二庄矿铁路下开采及铁路修复技术实践
14.
On Application of Sublevel Drilling and Stope Mining Method in Mining Thin Lode of Shouyun Iron Mine
分段凿岩阶段矿房法在首云铁矿薄矿脉开采中的应用研究
15.
Rail Kuangcaixuan sales: Rail concentrates, titanium concentrates.
铁矿采选，销售：铁精矿，钛精矿。
16.
Iron ore, as mined, contains varying quantities of impurities.
铁矿石从地下开采出来时具有不同含量的杂质。
17.
We have found a promising iron deposit.
我们已经发现了一个有开采价值的铁矿床。
18.
Study on Underground Mining Middle-depth-hole Blasting Vibration in Chengchao Iron Mine;
程潮铁矿地下开采中深孔爆破震动研究