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- Deep hole directional fracture blast were used in rock entry,which decreased the size of debris,raise the quality of entry and brought economic benefit. 在岩巷中运用周边定向断裂爆破技术,减少了矸石粒度,提高了巷道成形的质量,并且创造了可观的经济效益。
- A new idea about micro-fracture mechanism is proposed to control blasting by directional fracture in view of acting potential mechanism of molecule microstructure. 从分子微观结构的作用势理论出发,提出了定向断裂控制爆破的微观断裂机理的新观点。
- The degree of injury on blowout fracutre are slighter than that of direct fracture and complicated fracure, misdiagnose are more common in blowout fracture. 爆裂骨折损伤程度轻于直接骨折和复合骨折，容易引起误诊。
- Conclusion The degree of injury on blowout fracutre are slighter than that of direct fracture and complicated fracure, misdiagnose are more common in blowout fracture. 结论爆裂骨折损伤程度轻于直接骨折和复合骨折，容易引起误诊。
- Working practices in rock drifts show that the selected slit-charge directed fracture blasting method is feasible,it opens u... 经岩巷生产实践表明：所选择的切缝药包定向断裂爆破方法是可行的，它为改革现有光面爆破技术提供了良好的应用前景。
- Controlled blasting of directional fracture 定向断裂控制爆破
- directional fracture controlled blasting 定向断裂控制爆破
- EDA medium is an azimuthal anisotropic medium that occurs widely and results from directional fractures in crust. EDA介质是地壳中广泛存在的一种方位各向异性介质，它是由定向的裂隙所引起。
- The model test investigations of directed fracture blasting have been carried out by using the super dynamic measuring system and the 3-dimensional laser holographic dynamic photoelastic instrument. 采用三维激光全息动光弹超动态综合测试系统进行了定向断裂爆破模型试验研究。
- She cast her eyes down to avoid direct eye contact. 她垂下双目以避免对视。
- I'll book you on a direct flight to London. 我将为你预订直飞伦敦的航班。
- He has chosen the most direct route. 他选取了最直的路线。
- Keywords directional fracture blast;XPM shotcreting additive;econmic benefit; 周边定向断裂爆破;XPM喷射混凝土添加剂;效益;
- She's very direct, believes in speaking her mind. 她为人直率，喜欢有什么说什么。
- Can you direct me to the shoe department? 请告诉我卖鞋部在哪里。
- Be there a direct train for Beijing to Nanning? 从北京到南宁有直达车吗？
- Having no particular directional characteristics. 无定向的具有无特定方向的特征
- See that direct heat does not play on it. 当心别让它直接受热。
- It's a long way by road the train is more direct. 走公路很远--乘火车近。
- Would you please direct me to the zoo? 请问去动物园怎么走?
