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- acidic waste ore rock 酸性废矿石
- The acid waste waters are discharged into a sump or the sewerage system. 酸性废水被送往销毁池或阴沟系统。
- Treatment of Acid Waste Water of Nanshan Mine, Maanshan Iron and Steel Co. 马钢南山矿酸性废水的治理及改进。
- The complexation extraction process was adopted to treat CLT acid waste water. 采用络合萃取法处理CLT酸酸析废水。
- Utilize sample apt to examine judging quota can set up the rank of ore rock cavablity by using BP neural network analysis ; solve the hierarchical precision problem of cavablity with bore informing. 利用样本中易测评判指标建立矿岩可崩性bp神经网络分析模型进行矿岩可崩性分级,解决了用钻孔资料进行矿岩可崩性分级精度不高的问题。
- This paper presents some concrete countermeasures by analyzing ore rock stability for pillar keep, mining series and multistage mining method of large tractmining secondary project. 本文对二期工作大面积开采范围的矿柱留设、开采顺序、多阶段开采等问题,通过矿岩稳定性分析提出了具体的对策。
- Nanometer copper powders were prepared from acidic waste etching solution containing copper using hydrazine hydrate as a reductive agent. 以酸性蚀刻废液为铜源,水合肼为还原剂,采用液相还原法制备纳米铜粉。
- The ore dilution takes second place.When ore drawing is proportional by three drawing points, ore rock interface is short and dropped parallelly.The dilution and loss index are the fewest among them. 采用左中右三个出矿口均衡放矿时,矿岩界面最短且近似平行下降,矿石贫化与损失最少。
- For example, FGD, the counteract of acidic waste water, the dealing of industrial waste water for nickel, chromium and lead. 例如:烟气脱硫,酸性废水的中和,处理含镍、铬、铅的工业废水。
- After removing the alkali metal by means of ion exchange, this acid waste water that has been disposed by precipitating can produce ammonium nitrate. 经沉淀处理后的酸性度水,采用离子交换除去部分碱金属离子钙镁后,可结晶生产工业硝酸铵;
- The mechanism of production and the hazard of the acid waste water from all kinds of sulfurous mines are studied in this paper. 讨论了普遍分布的各种含硫矿山所排放的酸性废水的产生机理和对水质产生的环境危害影响。
- Some methods of prevention and cure to reduce the pollution of acid waste water from the sulfurous mines are discussed also. 为了减少酸性废水对水质的污染,最终探讨了防治结合的治理方法。
- THE CRATER TEST ON THE HARD ORE ROCK 极难爆矿岩爆破漏斗试验研究
- heterogeneous ore rock mass drawn 非均匀矿岩散体
- The paper deals with the pollution to rivulet,river,and reservoir of acid waste water in the mining pits and oxidation-leaching waste water of gangue in the coal mines. 阐述湖南部分生产煤矿、未封闭老窑酸性矿坑水和矸石氧化淋滤水对溪、河、水库等地表水体污染特征,分析煤矿开采酸性矿坑水和矸石氧化淋滤水的形成机理、处理现状,提出了防治措施及建议。
- But the phenomenon of degradation of amin solution and equipment corrosion happened during H2S recover for acid waste gas by MDEA, in one plan of our country. 而我国某厂用MDEA从酸性废气中回收H2S的装置却出现了胺液降解及设备腐蚀的现像。
- The productive technology of active carclazyte produced by activating bentotite was introduced emphatically. The treatment method of acidic waste water produced in wet process was also described. 主要介绍了膨润土活化生产活性白土的生产工艺及湿法工艺中产生的酸性废水的处理方法。
- Fuzzy Classification of Ore Rock Orientation by Neural Network 应用神经网络对矿岩的倾向性进行模糊分类
- Food continuously produces acidic waste, and the body tries its best to eliminate it; however, when there is not enough alkaline buffer (bicarbonate), the body cannot get rid of 100% of the acid. 食品不断产生的酸性废物,并由身体尽量消除它,但是,当没有足够的碱性缓冲液,人体无法摆脱100%25的酸。