| 1. | Bench blasting is the most usual type of blasting work . 梯段爆破是最常用的爆破工程之一。 |
| 2. | The basic charge calculations have been concentrated round bench blasting . 装药计算的重点主要放在梯段爆破上。 |
| 3. | Stopping can very well be compared with bench blasting but requires considerably larger charges . 崩落则十分相似于梯段爆破,只不过所需的装药量比较大一些。 |
| 4. | Discussion on decreasing twice blasting for bench blasting 关于减少梯段爆破二次爆破量的探讨 |
| 5. | Structure of an intelligence expert system for bench blasting design 台阶爆破设计智能专家系统的结构 |
| 6. | Application of springing - bench blasting 台阶控制爆破实践 |
| 7. | Comprehensive application of springing - bench blasting and short - hole blasting 浅孔爆破与药壶爆破综合应用实践 |
| 8. | Application of fuzzy programming to optimization of bench blasting parameters of surface mines 模糊规划原理与露天矿台阶爆破参数优化 |
| 9. | Some measures for reducing the rate of large boulder in bench blasting of open - pit are introduced in combination with bench blasting operation , dealing with blasting parameter , blasting materials etc . in yunfu pyrite mine 摘要结合云浮硫铁矿台阶爆破生产实践,从影响爆破作用的爆破参数和爆破材料等因素出发,介绍了降低台阶爆破大块率的几种途径。 |
| 10. | Then the article analyses the effecting elements about the economic result of blasting and puts forward some improving measures , and summarizes optimizing model on economic result of blasting both internal and overseas bearing upon . the theory is based on the blasting cost model , which proposed by dr . zhong hanrong . combining with the specialties of water and electricity engineering , starting off through blasting result , it emphasizing considers drilling cost , deep hole bench blasting cost , reblasting cost , and the cost of bottom fleet hole blasting that in mixed loading emulsion explosive blasting 本文在加拿大钟汉荣博士提出的爆破成本模型基础上,结合水电工程的特点,从爆破效果出发,着重考虑了应用混装乳化炸药爆破的钻孔成本、深孔梯段爆破成本、二次爆破成本和爆破后根底浅孔爆破成本,以块度、振动、安全为约束条件,以这四项成本最小为目标函数,广泛收集各种爆破经济技术条件,建立了爆破优化经济数学模型。 |