Test and study on blasting crush rate and lump rate distribution;

爆破破碎度及塊度分布的試驗研究

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.

文中介紹了以降低爆破振動和破碎塊度為目的的逐孔起爆技術,分析了逐孔起爆機理、起爆方式、網(wǎng)絡設計及合理微差間隔時間的確定方法,并將該技術應用于露天礦山臺階爆破中,取得了預期的效果。

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.

通過研究不同巖性的合理孔間及排間微差間隔時間 ,并利用高精度雷管逐孔起爆新技術 ,可有效地控制爆堆形狀和破碎塊度 ,改善爆破質(zhì)量 ,降低采礦總體成本。

Study on Landscape Fragmentation of QinlingHuoditang Forest Region;

秦嶺火地塘林區(qū)景觀格局破碎度分析

Diversity and fragmentation analysis on cultivated land of Guangzhou city based on GIS;

基于GIS的廣州市耕地資源多樣性與破碎度分析

Ecological land fragmentation and its evolution mechanism: a case study of Yangtze River Delta area;

生態(tài)用地破碎度及演化機制——以長江三角洲為例

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產(chǎn)能的工業(yè)試驗研究

Improving Yield of Fuel Granularity by Optimizing the Crushing and Screening Technique

優(yōu)化燃料破碎篩分工藝提高燃料粒度合格率

Research on influences of particle breakage and dilatancy on shear strength of calcareous sands

顆粒破碎及剪脹對鈣質(zhì)砂抗剪強度影響研究

Research on the Fractal Model of Size Distribution of Crushed Waste Printed Circuit Boards

廢棄電路板破碎產(chǎn)物粒度分形分布的研究

Size Distribution Characteristic of the Crystal Fragments after Collision Nucleation

碰撞成核過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橡膠用造粒炭黑單個粒子破碎強度的測定

Use: Fragment of grain and crude grain can be separated and sorted according to the thickness.

用途：分離出破碎粒和未成熟粒，可根據(jù)厚度對物料進行分級。

Experimental research on particle breakage and strength characteristics of rock and soil materials with different coarse-grain contents

粗粒含量對散體巖土顆粒破碎及強度特性試驗研究

Coarse Granular Soil Constitutive Model Incorporating Particle Breakage;

考慮顆粒破碎的粗粒土本構關系研究

Constitutive model for coarse granular aggregates incorporating particle breakage

考慮顆粒破碎影響的粗粒土本構模型

Influencing factors for particle breakage of coarse grained soil

粗顆粒土顆粒破碎影響因素試驗研究

visibility-after -fracture test

破碎后的能見度試驗

The function, peculiarity and developing circumstance of computer simulative system of blasting grade for stope leaching are introduced.

介紹了原地破碎浸出爆破粒度控制計算機模擬系統(tǒng)的功能、點和開發(fā)環(huán)境。

There is actually a failure of the integral particle of the catalyst.

實際上存在有整粒催化劑的破碎。

Particle Breakage Strain of Rockfill Materials and Its Numerical Simulation

堆石料的顆粒破碎應變及其數(shù)學模擬

Study on Particle Breakage Behavior and Constitutive Model of Coarse Granular Aggregates

粗粒土的顆粒破碎特性與本構關系研究

Research on Influence of Particle Breakage on Mechanical Characteristics of Coarse Granular Materials

顆粒破碎對粗粒料力學特性的影響研究

The oversize is reduced by roll crushers to the correct size of coal.

大粒煤再用對輥壓碎機壓碎到要求的粒度。