选矿就是精选生矿。通过选矿,有用矿物从伴随的脉石中分离出来。
论文通过模拟试验也对顶煤破断角与顶煤损失的关系进行了定性分析。
采用标准试验方法求得筑坝用煤矸石的最大干密度和相应的最优含水量。
只有军团中最荣耀的人才能去面对矸石,才能够切入到那折磨着粗犷石头的黑暗之中。
以黄金尾矿为主要原料,以煤矸石作成孔剂,制备了多孔透水砖。
对矸石山的管理,既要保证安全,又要符合环境保护的要求。
矸石山上坡位是工程措施治理的重点,中下坡位是植被恢复的重点。
煤矸石和活化粉煤灰对型煤固硫抑制作用也不会受时间的影响。
热活化煤矸石的细度和掺量对水泥硬化浆体的孔结构分布和形貌也有较明显的影响。
研究结果表明:适宜的煅烧温度有利于内蒙古煤矸石活化。
其次,论述了煤矸石混凝土外墙板的计算方法和连接构造。
本研究利用山东铝业公司固体废弃物赤泥、粉煤灰、煤矸石等为主要原料,制备了装饰材料用微晶玻璃。
为了矮人们的繁荣,那些废弃与动摇的石头必须被切除掉。
锶主要以硫酸锶独立矿物的形式存在,矿石中的主要脉石矿物为碳酸盐矿物。
煤矸石是当今世界十大主要工业固体废物之一,也是一种充沛的二次利用资源。
通过本文的分析与研究,旨在加深对矸石山喷爆的认识。
前言:目的:对长治市辖区内的煤矸石及其辐射水平进行调查。
详细研究了新疆霍拉沟红柱石矿中脉石矿物集合体与红柱石的嵌布关系;
目前,国内对煤矸石投资项目的经济评价一般采用确定性方法。
与排土场相比,矸石山有机质含量偏高,植物恢复的营养因素较好。
在目前所有的生产实践和研究工作当中,石英是赤铁矿矿石中主要的脉石矿物和浮选对象。
为在低温条件下利用煤矸石生产胶凝材料提供了理论依据。
本文对重庆中梁山煤矸石在自然酸度和模拟酸雨下静态及动态淋溶特征进行了研究。
该实验结果为利用煤矸石在流化床中燃烧发电的同时生产新型低温水泥奠定了基础。
1·These two approaches were effective for solving the shortage of nitrogen in planting on coal gangue.
这些结果为解决煤矸石复垦中氮素缺乏的问题提供了有效途径。
2·This paper firstly presents relationship between stress-strain, shear strength and size sample of gangue.
本文首先讨论煤矸石的应力-应变、抗剪强度二者与试样尺寸的关系;
3·Company production brick machine products are applicable to shale, gangue, coal ash, clay as material of brick making users.
公司生产的砖机产品适用于以页岩,煤矸石,粉煤灰,粘土等为原料的制砖用户。
4·The experiment can also approve that the analysis result for the mechanical property of coal gangue calcined with calcium is in accordance with that of microstructure.
试验结果同样表明:各种增钙煅烧煤矸石的力学性能和微观结构的分析结果是相一致的。
5·It shows that the technique of low temperature-synthesizing is feasible, and it provides a new method of comprehensive utilization of coal gangue.
同时证明低温合成这一技术路线是可行的,为煤矸石的综合利用寻找到一条新的途径。
1·Quartz is gangue mineral widespread in all types of gold deposits in Guidong Area and is an important rock-forming mineral and gold-carrier mineral as well.
石英是桂东地区各类金矿床中普遍出现的脉石矿物,同时也是重要的造岩矿物和金的载体。
2·A separability study is conducted of Pingle Mine′ s grammite ore, which is associated with weakly-magnetic gangue minerals, such as mussite and garnet.
对伴生有透辉石、榴子石等弱磁性脉石矿物的广西平乐硅灰石矿进行了可选性研究。
3·The mineral composition is simple, only with original metallic minerals antimonite and pyrite, gangue minerals quartz, calcite and a few barites, all in the fissure or hole of the rock.
矿物成分简单,原生金属矿物只有辉锑矿和黄铁矿,脉石矿物有石英、方解石及少量重晶石,它们均充填在岩石的缝洞中。
4·The main metal mineral in a cyanide tailing is pyrite and a little sphalerite, galena and chalcopyrite, gangue mineral is quartz.
某氰化尾渣金属矿物以黄铁矿为主,有极少量闪锌矿、方铅矿和黄铜矿,脉石矿物以石英为主。
5·The selective depression of ammonium fluorosilicate on aegirite, an iron-containing silicate gangue mineral, in hematite flotation using sodium oleate collector was investigated.
研究了以油酸钠为捕收剂浮选赤铁矿时,氟硅酸铵对含铁硅酸盐脉石矿物霓石的选择性抑制作用。
1·For above problems, the paper proposed a segmentation algorithm of gangue image based on image eroding and region growing.
针对上述问题,提出了一种融合图象腐蚀和区域生长的矸石图象分割算法。
2·The environmental quality declined rapidly around one certain Guizhou coal preparation plant, coal dressing wastewater and washing gangue of the factory damage to entironment.
贵州某选煤厂所处工业区环境质量状况不断恶化,该厂外排的煤泥水和选煤废弃物洗矸石对当地生态环境造成了危害。
3·The compositions of S, F, Hg in soil near gangue pile in Laiwu coal field are higher than contrast point, but lower than background value of soil composition in Shandong Province.
莱芜煤田矸石堆附近土壤中的硫、氟、汞等成份比对照点偏高,但低于山东省土壤成份背景值。
4·The experiments on static vibration leaching and dynamic column leaching of low-sulfur coal gangue are carried out.
本文对低硫煤矸石进行了静态振荡浸溶及动态柱状淋溶试验。
5·The results showed that compared with the bare land, all restoration patterns played positive effect in the control of soil erosion and nutrient loss in the gangue pile land.
结果表明:与裸地相比,不同椬被恢复模式均对矸石山坡面土壤侵蚀和养分流失具有明显控制效果;
1·Under the intrude of the wastewater and particle power and mine gangue, the soil was suffered different level contamination, which did harm to agro-ecosystem and man health.
矿区土壤在矿山废水、粉尘以及矿山尾矿等的侵入下受到了不同程度的污染,给矿区的农业生态系统和人们的健康带来了危害。
2·The phase composition and chemical constituent, reaction properties and foaming ability of high-Mg phosphate gangue were studied.
对某磷矿尾矿的物相和化学组成、反应特性及发泡性能进行了研究。
3·The experiment results indicate that all performance indexes are in conformity with the requirements in JC/T422-2007 standard "Non-fired rubbish gangue brick".
性能测试结果表明:免烧砖的各项性能指标符合JC/T 422—2007《非烧结垃圾尾矿砖》标准要求。
1·The coal gangue dumping site slope is mainly deposited by coal gangue and stony soil, and its stability condition seriously affect the mine's production and safety.
排矸场边坡是由煤矿开采过程中产生的煤矸石及碎石土堆积而成,其稳定状况严重影响着矿区的生产与安全。
2·A formula of rebound distance based on coefficient of restitution was deduced through kinematic analysis of raw coal (mixed gangue) in the process of oblique-impact.
通过对斜碰撞过程中原煤(混矸)球的运动分析,推导出基于碰撞恢复系数的物料块反弹距离公式。
3·It is proved in practice that gangue foundation is apt to give rise to instability to the buildings on it, due to its soft and deforming nature.
实践证明,煤矸地基为不良软土地基,工程上具有塑性、流变等不稳定现象,极易造成建筑物失稳。
4·It is found that various pretreatment take counteraction on adsorbability of activated gangue which can be improved by carbonization obviously.
结果发现,各种预处理方式对活性矸吸附性能均起反作用;适当碳化可明显改善活性矸吸附性能。