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- Research of groundwater pollution effect in coal gangue stack area 煤矸石堆积区地下水污染效应研究
- coal gangue stack area 煤矸石堆积
- Coal gangue can be used as pavement base course materials of the roads in mining area. 在矿区道路建设中,煤矸石可以做路面基层材料使用。
- The enormous coal gangue is difficult to use and causes environment pollution. 煤矸石堆积如山,难以利用且污染环境。
- At present, their whole amount adds up to 5.0 x109 t and occupies the area of 2 .0x10 8 m2, constructing hundreds of coal gangue hills, moreover, one third of them are still burning. 目前我国煤矸石的累计堆存量达5.;0 x109t;占地近2
- The magnetized sodium silicate has an intensive depression effect on coal gangue and pyrite but no infulence on coal. 磁化处理后水玻璃对煤矸石、黄铁矿的抑制效果增强,而对煤无明显影响。
- So the magnetization treatment can influence the flotation of both coal and coal gangue, with the coal in particular. 磁化处理捕收剂、起泡剂对煤和煤矸石的可浮性均有影响,对煤的影响尤为显著。
- Therefore, subsequent, uninitialized stack variables that happen to use the same stack area can return values left over from the prior use of this stack memory. 因此,恰好在随后使用相同堆栈区域的未初始化堆栈变量就可能返回上次使用该堆栈内存时留下的值。
- Practice on Harnessing Spontanrous Combustion of Coal Gangue in Datong Coal Mines Group Co. 大同煤矿集团公司自燃矸石山治理实践。
- If the encapsulate code uses a large stack area only the server thread have to allocate enough RAM, the client threads save RAM by just requesting the service to the server. 如果封装的代码使用大量的堆栈空间,只需要服务线程需要分配足够的RAM,客户端线程可以通过向服务线程发送请求来节省RAM。
- Glass-ceramics used for architecture decoration was prepared by using red mud, fly ash, coal gangue and so on as raw materials. 摘要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。
- The influence of coal gangue and the activator on the hydration property of cement is studied in this paper. 研究了煤矸石的种类、掺量以及化学激发剂对水泥水化性能的影响。
- Based on the thermodynamics principle, the chemical explosion mechanism of coal gangue heap was studied. 应用热力学原理研究了煤矸石山与雨水作用的化学爆炸机理。
- It is the ideal equipment for production of various hollow brick, shale, coal gangue and coal ash. 是生产各种空心砖及页岩、煤矸石、粉煤灰制砖的理想设备。
- The interior of the car spotted is very nearly identical to the Spark, however, especially around the instrument panel and center stack area, again possibly reflecting a new interior brand identity. 的内部发现车是非常几乎完全相同的火花,然而,特别是在仪表板和中控台地区,再次可能反映了新的内部品牌标识。
- Using coal gangue as raw material, we made a kind of new type polymer reinforcing filler for rubber by ultr. 本论文用煤矸石作原料,通过超细粉碎,表面改性制成了一种高分子聚合物的补强填充剂。
- The chemical activator can promote the early hydration and increase the degree of reaction of coal gangue. 化学激发剂促进煤矸石的早期水化,提高其反应程度。
- Our company is the first to the quality of raw materials for coal gangue, coal carving art mouth. 我公司是全国首家以优质煤矸石为原料的,煤雕艺术口。
- The paper deals with the feasibility of making complex polymeric aluminum and ferric chloride(PAFC) from coal gangue. 论述了利用煤矸石制取复方聚合铝铁的可行性。
- Porous permeable bricks were made with gold tailings as the main material and coal gangue as pore-forming agent. 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。