| 单词 | percussion drilling |
| 释义 |
例句释义: 冲击钻进,冲击钻探,冲击钻井,冲击钻孔,冲唤钻眼,冲击钻探法,冲旋钻井 1. For a long time, they used percussion drilling - which basically means they hammered away at the ground to get as deep as they could get. 很长时间里他们用冲击钻井——基本上就是不停地砸地面，直到砸不动。 www.chinadaily.com.cn 2. Study of A Hydraulic-Pulse-Percussion Drilling Tool and Its Trial 水力脉动冲击钻井工具初步研究与试验 www.ilib.cn 3. Establishment and Calculation of the Model of Drill String Vertical Vibration during Percussion Drilling 冲旋钻井中钻柱纵向振动模型的建立与求解方法 www.ilib.cn 4. Construction method of percussion drilling hole and the treatment of its difficulties 冲击钻成孔的施工方法及难点处理 service.ilib.cn 5. The Applications of DTH-Percussion Drilling Technique in Foundation Grouting 潜孔冲击钻进技术在基础灌浆工程中的应用 service.ilib.cn 6. Effects of Drilling Conditions on Crushing Rocks while Rotary Percussion Drilling 旋冲钻井参数对破岩效率的影响研究 www.ilib.cn 7. Simulation of penetration rate of air percussion drilling bit 冲旋钻井机械钻速仿真研究 www.ilib.cn 8. The Dynamics Harmonic Research on Rock Percussion Drilling Steel Rod in Super-hard Rock 极坚硬岩石条件下冲击钎杆的动力谐响应分析 www.ilib.cn 9. The practice of air foam clockwise circulating and percussion drilling in the Africa 空气泡沫气动潜孔锤钻进技术在非洲的应用 service.ilib.cn 10. The Construction Craft of Percussion Drilling of Large Diameter and Long Pile 大桩径长桩冲击成孔施工技术 www.ilib.cn 1. The development and application of rotary percussion drilling tool 冲击旋转钻井工具的发展现状及应用研究 www.ilib.cn |
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