• 论文大量研究工作基础,实现设计的计算机自动化。

    This study resolves automation of medium length blasting design based on the substantive research work.

    youdao

  • 红透山铜矿采矿方法安全、高效使用提出新的途径

    Brought up the new path for safety and validity to use mid deep hole mine method in Fushun Hongtoushan Copper mine.

    youdao

  • 中深孔爆破广泛应用公路路堑开挖、机场整平等基础建设

    Medium-length blasting is widely applied to the basis construction, such as the cutting excavation of the highway and the land leveling of the construction of airport.

    youdao

  • 经过优化研究得出了适宜于大冶铁矿井下爆破的优化方案

    Through the optimization study, an optimized scheme suitable for the underground deep-hole blasting in Daye Iron Mine , was obtained.

    youdao

  • 提出了抛掷爆破分段空场,并阐明采场地压的适应性

    Medium and deep hole casting blast sublevel open stoping method is suggested and its suitability to the stope ground pressure is expounded.

    youdao

  • 热熔一种全新的碎方法南极的钻进重要作用

    Hot melting is a completely new method to fracture rocks and has played a very important role in drilling medium deep and deep holes in Antarctic area.

    youdao

  • 合理岩巷深孔掘进爆破参数一直需要研究解决技术难题

    But appropriate the blasting parameters of medium deep blasting in hard rock tunnel is always a technical problem need to be solved.

    youdao

  • 立井井筒施工,采取中深爆破施工方法,是立井快速施工的有效途径

    In shaft construction, using the method of middle-deep hole explosion can fast and effective build shaft.

    youdao

  • 采场切割爆破技术,采场周边盘则采用光面爆破技术,确保采场稳定。

    One time blasting of deep and medium holes was applied for the cut through raise and smooth surface blasting was used for the stope periphery and upper wall to ensure the stope safety.

    youdao

  • 介绍了智能WGL-1采矿倾角测量仪测量原理硬件电路原理软件设计

    The measuring principle, hardware circuit principle and software design of WGL-1 intelligent mining borehole depth and dip meter are introduced.

    youdao

  • 依据大山铁矿矿体形态采用采矿方法,浅析了崩矿参数设计优化途径

    In accordance with the orebody shapes of Dongdashan iron mine and the adopted mining method, the ways of design and optimization for medium and deep caving parameters were given.

    youdao

  • 中深孔爆破各项技术参数之间存在着相互关联性寻找他们之间的内在联系,可以合理地优化爆破方案

    There exists connection among the technical parameters and the explosion program can be optimized if the inner relation among them can be found out.

    youdao

  • 大红山铜矿地下采矿采用系列爆破漏斗试验方法确定深孔采矿凿岩爆破参数,取得好的效果

    Serial blasting crater test method was used in underground medium and deep hole mining of Dahongshan copper mine for determining drilling and blasting parameters, and good results were obtained.

    youdao

  • 精加工珩磨行之有效加工工艺

    Honing is one of the effective processes in the machining accuracy deep hole.

    youdao

  • 降低爆破落矿大块矿山凿岩重要课题。

    To lower blasted boulder yield is one of the most important technical considerations in deep-hole blasting operations of mine.

    youdao

  • 阐述了离心式压缩机机壳加工空间相交参数编程方法。

    Parametrization programming of space intersection deep hole in casing machining of centrifugal compressor is set forth.

    youdao

  • 结果显示,该工艺方法大幅提高加工精度效率,很好解决了小深孔加工存在难题。

    The result shows that ultrasonic vibration drilling could improve the working accuracy and efficiency, and could solve the problems exited in the drilling process of small deep hole.

    youdao

  • 有限元共轭变形进行了计算机模拟,模拟计算结果误差小于1%。

    The deformation of rolled piece in conjugate deep cut pass is simulated by finite element method. The error of simulated result is less than 1%.

    youdao

  • 介绍了有限元钻头扭转计算的应用

    The application of finite element method in torsion calculating of deep hole drill is introduced.

    youdao

  • 介绍了薄壁加工变形分析现代高速加工工艺应用效果

    The machining distortion analysis of thin wall and deep bore element and the results applying modern high speed machining process are introduced.

    youdao

  • 试验所获应变分布表明,带变形过程存在边两种变形趋向性,在模具参数和工艺条件完全相同情况下,可能变形趋势尺寸有关。

    The results showed that, there is a deformation tendency of drawing, and flanging and the tendency is related to, in the same parameter of die and the same technological conditions, the hole size.

    youdao

  • 本文介绍定向钻进技术的原理、典型设备选择工艺测量系统以及该技术煤矿工程应用

    This paper briefs the long borehole directional drilling technology, selection of typical equipment, process, measuring system and application in coalmines.

    youdao

  • 针对模具加工,经常遇到的加工问题介绍了深孔电解加工方法经验

    Aimed at the problems in processing deep hole and narrow deep slot during die manufacture, electrolyzed processing method and experience of deep hole are introduced.

    youdao

  • 石料开采工程应用毫秒延时挤压爆破技术,减少爆破震动危害,石料块度比较理想,取得良好的爆破效果

    Deep hole millisecond compression blasting was applied to stone quarrying, resulting in reduced harmful blasting vibration, anticipated blasting fragment size and ideal blasting effect.

    youdao

  • 利用极限分析原理土体泥浆护壁极限问题进行计算研究。

    The limit deepness of deep bore-hole with mud dado in the soils is calculated and analysed by adopting theory of limit analysis.

    youdao

  • 理论上利用实验室模型实验控制卸压爆破的控制作用进行研究分析。

    The effect of control holes of the blasting method was analyzed theoretically and the blasting mechanism of it was discussed and tested by lab and in field.

    youdao

  • 本文论述垫层爆破作用

    This paper describes the effects of bottom water cushion on long hole blasting.

    youdao

  • 加工因镗刚度不足影响加工精度

    In the boring process of deep holes, the insufficient rigidity of the boring rod usually influences the machining accuracy.

    youdao

  • 加工因镗刚度不足影响加工精度

    In the boring process of deep holes, the insufficient rigidity of the boring rod usually influences the machining accuracy.

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定