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- According to a blasting project,this paper discusses the design and implementation of spring microsecond delay blasting in open mines in complicated circumstance. 本文结合工程实例,介绍了复杂环境条件下露天开采药壶微差爆破技术的设计与施工。
- APPLICATION OF SPRING MICROSECOND DELAY BLASTING IN OPEN MINES 药壶微差爆破技术在露天开采中的应用
- Keywords In hole and between holes;Microsecond delay blasting;Delay time;Reduction of blasting vibration; 孔内孔间;微差爆破;间隔时间;爆破降震;
- Microsecond Delay Blasting 微秒延迟爆破
- To determine rational microsecond delay time is both the requirement of ensuring blasting quality and the key to achieve blasting vibration reduction. 确定合理的微差间隔时间,既是保证爆破质量的需要,又是达到爆破降震的关键。
- The paper describes the determination of in-hole and between-holes microsecond delay time,the detonation mode and the network connection and their application effect. 叙述了孔内微差爆破时间间隔的确定、起爆方式、网络连接及其应用效果。
- The article introduces the millisecond delay blasting in ZiMuDang Gold Mine 66 t linear charge blasting, and describes the relative safe questions. 本文就紫木凼矿山66t级条形药包硐室爆破介绍了条形药包采用间隔堵塞方法实现同条内微差爆破,对爆破安全作了相关阐述。
- For cuting right and left high abutments,with vertical height of 128 M and inclinations of 1:0.3-1:0.5 (V:H),presplit and millisencond delay blasting techniques were utilized. 左右坝肩高边坡开挖(铅直高度128M,坡度1:0.;3-1:0
- Application of precision microsecond delay firing and hole-by-hole firing in practice of blasting 精确微差延时及逐孔起爆技术在爆破实践中的应用
- Keywords quality of blasting;size of rock broken;microsecond delay;hole-by-hole firing; 爆破质量;破碎块度;微差时间;逐孔起爆技术;
- Keywords hole-by-hole initiation;microsecond delay;blasting vibration;size of rock broken; 逐孔起爆;微差延时;爆破振动;破碎块度;
- Keywords Bench blast;Precision microsecond delay;Hole-by-hole firing;Fragment size distribution; 台阶爆破;精确微差;逐孔起爆;块度分布;
- Non-electric millisecond delay blasting 非电毫秒延时爆破
- He usually has a quickened delayed blast fireball and a silent mislead spell ready in case he is up against a large group of foes or has to retreat. 他通常会准备一个瞬发延迟爆裂火球和一个默发误导术,以用来因应万一需要面对大群敌人或者不得不撤退的局面。
- The research results showed that in a condition of same charge size, using explosive mode of delayed blast can enlarge dominant freq... 采用常规炸药激发方式 ,在相同条件下 ,要想增大勘探深度必须增加药量 ;
- No delay! We urgently need these books. 决不要拖延!我们急需这些书。
- The accordion was in full blast in the hall. 在大厅里手风琴拉得非常响亮。
- The delay made the patient go purple in the face. 时间的拖延使病人脸色发紫。
- We decided to delay our wedding until next year. 我们决定把婚礼推迟到明年。
- I owe you an apology for the delay. 我该为这次耽搁向您道歉。