1) Open-pit manganese mine
露天锰矿
2) natural manganic ore
天然锰矿
1.
The modified method of improving the interface absorbing of natural manganic ore by sulphuric acid and hydrazine hydrate was studied.
研究了利用硫酸和水合肼提高天然锰矿界面吸附能力的改性方法,结果表明:天然锰矿经硫酸和水合肼反应改性后,对甲基橙的吸附能力明显提高。
2.
The modified method of improving the interface adsorbing of natural manganic ore by hydrazine hydrate was studied.
研究了利用水合肼提高天然锰矿界面吸附能力的改性方法。
3) Natural manganese ore
天然锰矿
1.
Modified the natural manganese ore by hydrazine hydrate and its adsorption performance to phenol;
水合肼法改性天然锰矿及其对苯酚的吸附性能
2.
In order to enhance the adsorptive capability of the natural manganese ore for heavy metal ions from aqueous solution, four kinds of modified manganese ores were prepared through the oxalic acid modification method, the citric acid modification method, the hydrazine hydrate modification .
为了提高天然锰矿自水中吸附重金属离子的能力,分别通过草酸改性法、水合肼改性法、柠檬酸改性法及硫酸改性法制备了四种改性锰矿,比较研究了改性锰矿和天然锰矿对重金属离子的吸附性能,采用正交试验法研究了草酸法改性的优化反应条件,重点讨论了草酸改性法锰矿对几种重金属离子的吸附影响因素及竞争吸附,展望了草酸改性法锰矿在实际电镀废水中的应用前景。
3.
The objective of this work is to investigate some new chemical modification to search for the methods that can enhance the adsorption capability of natural manganese ore for heavy metal ions from aqueous solution, which can provide a new type adsorption material to deal with wastewater containing heavy metal ions.
天然锰矿在我国矿藏丰富,是一种有开发利用前景的环境矿物材料。
4) Open-pit mine
露天矿
1.
Analysis of factors influencing open-pit mine productivity;
影响露天矿生产能力的因素分析
2.
Application of millisecond blasting technology in Lanping open-pit mine;
微差爆破技术在兰坪露天矿的应用
3.
Methods of object-oriented and center structure of truck optimized dispatch in open-pit mine;
露天矿卡车调度系统结构及面向对象实现方法
5) open pit
露天矿山
1.
Overview of road dust suppressants in open pits;
露天矿山运输路面抑尘剂的研究与综述
2.
Based on the analysis of causes on which the blasting boulder occurs in borehole blasting of the limestone open pit,the paper determined some measures of lowering boulder yield of borehole blasting operation in the limestone mining open pits by borehole parameters,taking explosive specific charge,charge structure,millisecond interval and detonating into design of blasting program.
对石灰石露天矿山台阶深孔凿岩爆破中大块产生原因进行了分析,并从穿孔参数、炸药单耗、装药结构、微差间隔、起爆方式等方面,提出降低大块率的技术措施,在实践中取得较好的爆破效果。
3.
This paper addresses the methodology of introducing risk into the development of mine plans for open pit mines.
本文介绍了在露天矿山规划的制定中引入风险的方法论。
6) open-pit coal mine
露天煤矿
1.
Research on the F4 shear-zone coal wall extraction in Lingquan open-pit coal mine;
灵泉露天煤矿F4断层带煤壁回采研究
2.
Overall dynamic optimization of production schedule in open-pit coal mines
露天煤矿开采计划的整体动态优化
3.
Heidaigou open-pit coal mine: mine water prevention and discharge measures
黑岱沟露天煤矿防排水措施
补充资料：凹陷露天矿
凹陷露天矿
open-pit in rolling terrain
随运距的增加，运输能力下降。(3)大气降雨和地下水渗流需用排水设施排出。(4)出人沟和开段沟掘进时为双壁沟。(5)随开采深度下降，采场四周逐渐形成最终边坡，为保证继续生产作业的安全，应对边坡进行监测和维护。(幼生产过程产生的炮烟和粉尘，柴油机排放的废气等的扩散及排除较慢。 (李宝祥)oox*an Iut一ankuong凹陷露天矿(open一pit in rolling terrain)位于露天采场地表最终境界封闭圈以下的露天矿。其特点是:(1)开拓运输坑线系统随开采深度的增大逐渐形成，运输距离不断增加。(2)在运输坑线上重载上行，
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条