In order to study the effect of waste rock piling on water environment,the character of water quality change after the waste rock is dipped into water is analyzed by eluviation experiment.
为了研究废石堆砌对水环境的影响,通过对废石做淋溶实验,分析了出入水的水质变化规律,对废石衍生环境效应的过程、机制、影响因素方面进行讨论,揭示了人们容易忽视的酸性水中硫酸根、总硬度、微量金属离子的动力学变化机理,指出矿山废石对水环境的污染不至限于使水质酸化,硫酸根、总硬度也会大幅度提高,废石堆放应充分考虑当地的地理气候及水文条件,合理堆放,减少污染。
Because of the lack of filling materials, and to reduce the production cost, a waste rock filling system in the underground was constructed.
为了解决井下充填料不足 ,并降低生产成本 ,在井下建立了废石破碎充填系统。
Treatment of petrochemical wastewater using integrative A/O swim-bed process;
一体式A/O摇动床工艺处理石化废水
Comparison of petrochemical wastewater by MBBR and ASP;
MBBR与活性污泥法处理石化废水的比较
Biofilm formation on the spherical carrier of polyurethane foams treating petrochemical wastewater;
用于石化废水处理的聚氨酯泡沫球形载体的挂膜方法
Application of calcium carbide waste water in sulfur removal of furnace gas;
电石废水在锅炉烟气脱硫中的应用
The asbestos fiber in asbestos wastewater was usually removed by coagulation-filtration in the processing of producing caustic soda by membrane electrolysis.
隔膜电解法制烧碱产生的石棉废水通常采用混凝沉降加过滤来去除石棉绒;也可用离心机分离回收方法进行处理,但目前未见有相关的介绍和报导,前者处理流程较长,操作程序较多,不易采用自动控制。
Based on theoretical calculation and in-situ test results,distribution and emissions of radioactive nuclides of uranium tailings impoundment and waste rock pile sites are analyzed in this paper.
本文从理论计算和现场实测入手,分析了铀尾矿废石场放射性核素的分布、排放量,指出氡是铀尾矿废石场中的主要核素,是公众剂量的主要贡献者。
Basic status on waste rock piles of an uranium mine in Jiangxi province before its decom- missioning is introduced.
在介绍废石场现状的基础上,针对废石含硫化物的特点,阐述了废石场的治理措施。
In order to make full use of industrial waste to produce stimulator,physical and chemical analyses were conducted on selected waste lime(WL).
研究中,为尽可能利用工业废弃物来制造激发剂,对工厂的废石灰(简称WL)进行了物理化学分析。
The behaviour of this waste or broken rock is similar to that of a clean sand or gravel.
这种废石或碎石的行为与洁净的砂石或砾石相类似。
Earth, rocks, or clay excavated in mining.
废石在采矿过程中挖掘的土、岩石或粘土
Application of Paste and Mullock Unite Filling with Soft Partition
柔性隔墙膏体废石联合充填应用研究
skimming of waste water
自废水表面上撇取石油
Wang Anshi’ "Hu Tian Shu"and "Changing Lake into Field";
王安石·《湖田疏》·“废湖为田”
TREATMENT OF WASTEWATER FROM LIMESTONEGYPSUM FLUE GAS DESULFURIZATION IN POWER PLANT
电厂石灰石-石膏法湿法烟气脱硫废水处理
Enhanced Bio-contact Oxidation Method to Treat Petrochemical Wastewater by Tourmaline
电气石强化生物接触氧化法处理石化废水
Vegetation Dynamics at Early Natural Recovery Stage of Abandoned Quarry of Karst Hills
岩溶石山废弃采石场自然恢复早期的植被动态
an obsolete gunlock using flint and a revolving wheel.
用燧石和旋转轮的废弃的手枪。
What a waste, using so)much ore!
什么一个废料,这么使用)很多的矿石!
Study on Oxidation of Coking Wastewater by Manganese Oxide Mineral;
氧化型锰矿石氧化焦化废水实验研究
Study on the Treatment of Petrochemical Wastewater Using A/O Integrative Swim-bed Process;
一体式A/O摇动床处理石化废水的研究
Research on Landscape Planning and Rebuilding and Utilization of Quarrying Waste;
采石废弃地景观规划与改造利用研究
Modified Attapulgite and Its Applications to Waste Water Treatment;
改性凹凸棒石及在废水处理中的应用
New Technology Research on the Application of Nano Flocculant in Petrochemical Wastewater Disposal
纳米絮凝剂用于石化废水新技术研究
The Studies on the Ecological Restoration in Abandoned Quarry in Jixi
鸡西矿区采石场废弃地植被恢复研究
Degradation of Cu(Ⅱ)-EDTA Chelated Wastewater by Using Tourmaline/H_2O_2 System
电气石/H_2O_2体系降解Cu(Ⅱ)-EDTA废水的研究
Reaction Characteristics of Ceramic Polishing Waste-Lime System
陶瓷抛光废渣-石灰体系的反应特性