您要查找的是不是：
- The miners muck the waste rock every other day. 矿工每隔一天清除一次矸石。
- Taking an iron mine as example, the burden principles and methods for making the microcrystal glass from tailings and waste rock are described. 以某铁矿为例,阐述了利用尾矿废石制作微晶玻璃的配料原则和配料方法。
- Weathering of Copper Mine Waste Rock and Characteristics of Acid Wastewater. 铜矿废石风化及形成酸性废水特征
- It also gives the application of SRD in the mine winch of waste rock. 介绍了开关磁阻电机调速系统的构成、工作原理和特点,及其在煤矿矸石山绞车上的应用。
- Keywords waste rock;tailings;waste dump;tailings pond;antiseepage; 废石;尾矿;废石场;尾矿库;防渗;
- The mine debris flow is mostly caused by the illogically heaped waste rock and discard soil during exploiting mine resource. 矿山泥石流的形成与发生主要是因山区矿产资源开发过程中废石弃土不合理堆排造成的,以其物质来源亦称矿渣型泥石流。
- The structure working principle and characteristics of switched reluctance drive are introduced.It also gives the application of SRD in the mine winch of waste rock. 介绍了开关磁阻电机调速系统的构成、工作原理和特点,及其在煤矿矸石山绞车上的应用。
- Gangue (the following abbreviation is waste rock) belong to clay kind mineral, it basically is by the acidity of aluminous, iron, silicate mineral place is comprised. 煤矸石(以下简称为矸石)属于粘土类矿物质,它主要是由铝、铁、硅酸盐的酸性矿物质所组成。
- To date,the water and soil conservation engineering of mine,such as filling ditch and constructing dam using waste rock,reclaimation and stopping water have gained good benefits. 利用废石填沟筑坝，造地还田，而且实施堵水工程，取得了较好的水土保护效果。
- Based on the characters of coal and waste rock diffuse reflections, the discriminating photoelectric system for selecting waste rock is manufactured and simulative test is made. 本文根据煤与矸石的漫反射特征，研制了光电选矸图像识别系统，并进行了现场模拟。
- The compression property test method of coarse fraction hand sorting waste rock, smelter slag and their mixed filling materials had been introduced in this paper. 本文主要介绍粗粒级手选废石、冶炼炉渣及二者按不同比例混合料的压缩性能测定方法。
- Based on the data of radon eduction rate and meteorological parameters measured in field, this paper discussed the relationship between the meteorological paramters and the surface radon eduction rate of flat or hill type of uramium waste rock heap. 在实测氡析出率和气象参数的基础上,讨论了气象参数对平坦型、型铀废石场表面氡析出率的影响。
- With the waste rock adit system of Lanjian Iron Mine of Panzhihua Steel Co. as the object,various analytic calculation methods were used to work out the relation between the critical explosive dosage and the distance in production. 以攀钢兰尖铁矿废石平硐系统为对象 ,采用不同的分析计算方法 ,导出了生产临界爆破药量和距离的关系。
- In mining the extremely fractured thin ore body,the separation of waste rock in the conventional shrinkage stoping was replaced by the separation of the rich ore and retaining the lean ore. 对极破碎薄矿体的开采,采用了将常规的留矿法中分选废石改为分选富矿石留贫矿石的采矿方法。
- In order to study mechanism and distribution state of waste rock fragmentation, a fractal model of self-similarity about waste rock fragmentation was set up in fractal geometry in this paper. 摘要为了探讨冒矸破碎的机理及分布状态，从分形几何学的角度建立了冒矸破碎统计自相似分形模型，并通过随机破碎个数与自相似比的数学期望，给出了冒矸破碎分形自相似维数的计算公式；
- Disposal method for uranium waste rock site bearing sulfide is described, which can not only dispose acid water from uranium waste rock bearing sulfide but also dispose radioactive contamination . 提出的含硫化物铀废石场治理方法不仅根治了酸性水,也治理了放射性污染。
- This paper,based on a iron pyrites monitor acid mine drainage and heavy metals pollution example in waste rock site,introduces present conditions of acid mine drainage pollution in waste r. 本文以某黄铁矿废石场酸性废水重金属污染监测为例,介绍了废石场酸性废水污染现状,探讨了硫化矿物氧化机理、酸性废水重金属迁移转化规律和时空分布规律。
- The rock was honeycombed with passages. 岩石上有许多蜂窝状的小孔。
- Large amount of poisonous gas,coal and waste rocks badly influence the safe product for coal mine,and also cause the economic loss to our country. 煤与瓦斯突出产生大量的煤与矸石和有毒的瓦斯气体,严重影响煤矿安全生产,给国家造成或大或小的经济损失。
- Many young rock hounds grow up to be geologists. 许许多多爱好收集岩石的少年，长大后成了地质学家。
