Test and study on blasting crush rate and lump rate distribution;
爆破破碎度及块度分布的试验研究
The paper introduces the hole-by-hole technique aiming at reducing blasting vibration and the size of rock broken,analyzes its mechanism,igniting mod,network design and the determination method of sound millisecond delay interval.
文中介绍了以降低爆破振动和破碎块度为目的的逐孔起爆技术,分析了逐孔起爆机理、起爆方式、网络设计及合理微差间隔时间的确定方法,并将该技术应用于露天矿山台阶爆破中,取得了预期的效果。
By means of controlling appropriate interval of firing time between holes and holerows and adopting high-precision detonator,the shape of muckpile and the size of rock broken can be controlled effectively,thus achieving high quality of blasting and decrement of mining cost.
通过研究不同岩性的合理孔间及排间微差间隔时间 ,并利用高精度雷管逐孔起爆新技术 ,可有效地控制爆堆形状和破碎块度 ,改善爆破质量 ,降低采矿总体成本。
Study on Landscape Fragmentation of QinlingHuoditang Forest Region;
秦岭火地塘林区景观格局破碎度分析
Diversity and fragmentation analysis on cultivated land of Guangzhou city based on GIS;
基于GIS的广州市耕地资源多样性与破碎度分析
Ecological land fragmentation and its evolution mechanism: a case study of Yangtze River Delta area;
生态用地破碎度及演化机制——以长江三角洲为例
Industrial Tests on Improving the Primary Grinding Capacity by Reducing the Crushing Size
降低破碎粒度提高一段球磨产能的工业试验研究
Improving Yield of Fuel Granularity by Optimizing the Crushing and Screening Technique
优化燃料破碎筛分工艺提高燃料粒度合格率
Research on influences of particle breakage and dilatancy on shear strength of calcareous sands
颗粒破碎及剪胀对钙质砂抗剪强度影响研究
Research on the Fractal Model of Size Distribution of Crushed Waste Printed Circuit Boards
废弃电路板破碎产物粒度分形分布的研究
Size Distribution Characteristic of the Crystal Fragments after Collision Nucleation
碰撞成核过程形成的破碎晶核粒度分布特征
" Rubber compounding ingredients--Carbon black, pelletized--Determination of individual pellet crushing strength"
GB/T14853.6-1993橡胶用造粒炭黑单个粒子破碎强度的测定
Use: Fragment of grain and crude grain can be separated and sorted according to the thickness.
用途:分离出破碎粒和未成熟粒,可根据厚度对物料进行分级。
Experimental research on particle breakage and strength characteristics of rock and soil materials with different coarse-grain contents
粗粒含量对散体岩土颗粒破碎及强度特性试验研究
Coarse Granular Soil Constitutive Model Incorporating Particle Breakage;
考虑颗粒破碎的粗粒土本构关系研究
Constitutive model for coarse granular aggregates incorporating particle breakage
考虑颗粒破碎影响的粗粒土本构模型
Influencing factors for particle breakage of coarse grained soil
粗颗粒土颗粒破碎影响因素试验研究
visibility-after -fracture test
破碎后的能见度试验
The function, peculiarity and developing circumstance of computer simulative system of blasting grade for stope leaching are introduced.
介绍了原地破碎浸出爆破粒度控制计算机模拟系统的功能、点和开发环境。
There is actually a failure of the integral particle of the catalyst.
实际上存在有整粒催化剂的破碎。
Particle Breakage Strain of Rockfill Materials and Its Numerical Simulation
堆石料的颗粒破碎应变及其数学模拟
Study on Particle Breakage Behavior and Constitutive Model of Coarse Granular Aggregates
粗粒土的颗粒破碎特性与本构关系研究
Research on Influence of Particle Breakage on Mechanical Characteristics of Coarse Granular Materials
颗粒破碎对粗粒料力学特性的影响研究
The oversize is reduced by roll crushers to the correct size of coal.
大粒煤再用对辊压碎机压碎到要求的粒度。
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