As it is mentioned in many studies that one major advantage of the backward sliding mechanism of lag screw is controlled compression of fracture with weight bearing which helps in healing of fracture.
正如多数研究所提到的拉力螺钉的一个主要优点是反向滑动机制,能在负重条件下对骨折施加控制性加压,促进骨折的愈合。
Pingcha gold deposit is a Sb-Au of rich in sulphide, controlled by the E-W secondary fracture and alteration zone and being small in scal but high in grade.
靖州平茶金矿为多硫化物型锑金矿床,矿化受近东西向次级断裂和蚀变带控制,矿床规模小,但品位高。
This paper analyzes the theory of Trench fracture controlled explosion and discusses its fracture mechanism. Also, the paper analyzes the results from in situ and laboratory tests.
本文分析了槽孔断裂控制爆破的理论依据,对其断裂机理进行了探讨,并且讨论分析了现场和实验室模型试验的结果。
A new method of fracture controlled blasting was presented, which makes use of different coupling mediums (water and gas) to carry blasting in the hole at the same time.
提出了一种新型的断裂控制爆破方法——在炮孔内同时利用不同的偶合介质(水和空气)爆破法。
Meanwhile, the authors also point out that the small scale reservoir formation is controlled by tectonic fractures, it belongs to tectonic fracture and lithology complex trap types.
同时指出鸭子河地区深层油气的有限规模成藏实为由构造裂缝系统控制的小规模油气藏,属于构造裂缝和岩性复合圈闭成藏类型。
Based on the theory of dynamic fracture mechanics, the mechanism of crack-forming among shot holes in the directional split of rock by controlled blasting is expounded.
基于断裂动力学理论,文章论述了切缝药包定向断裂控制爆破炮孔间贯通裂纹形成的机理。
The cleavage fracture of the notched specimens with various sizes and widths is mainly controlled by the criterion of normal stress.
不同尺寸和宽度的缺口试样的解理断裂主要由正应力判据控制。
The initial fracturing pressure and initial fracture configuration can be affected and controlled by a change of the orientation of the horizontal hole.
通过改变水平段取向可以影响初破裂压力和控制初裂缝形态。
The uranium deposit of Silurian age in a certain area is controlled mainly by fracture and morphologically changing parts of uranium bearing siliceous limestone and chert beds.
某地区志留系中的铀矿床,主要受硅灰岩和硅岩含矿层形态变异部位和断裂构造控制。
The new tectonic fracture and activation of fault have obviously controlled the framework of water system and the development of channel and valley.
新构造断裂、活化断裂对于水系格局、沟谷发育有着明显的控制作用,对各异常水系的分析是发现新构造断裂、活化断裂的有效途径之一。
The strength of materials are controlled by porosity, modulus of elasticity, fracture energy and critical flaw sizes.
材料的强度是受气孔率、弹性模量、断裂能和临界缺陷尺寸控制的。
The purpose of Controlled Blasting Engineering is study the directed fracture of rock and the crack expansion.
工程控制爆破 ,要研究岩石的定向断裂的裂纹扩展。
The spatial morphological variation of the occurring state of fracture controlled the spatial distribution of industrial orebody.
断裂带产状空间形态变化控制工业矿体的空间展布规律。
Xiazhangzi gold deposit is strictly controlled by structural fracture zone, and the wall rock alterations are mainly of K feldsparization, pyritization, silication and carbonation.
夏杖子金矿严格受构造破碎带控制,围岩蚀变主要为钾长石化、黄铁矿化、硅化和碳酸盐化。
Based on the viewpoints of rock fracture mechanics, compressive strength of rock mass controlled by discontinuities is discussed.
基于岩体断裂力学的观点,探讨基于结构面扩展的岩体抗压强度准则。
The research results can provide theoretical basis for directional fracture with controlled blasting of jointed rock mass.
研究结果可为节理岩体定向断裂控制爆破提供理论依据。
The generation, migration and accumulation of hydrocarbon are importantly controlled by the formation and evolution process of fracture.
断裂的形成及演化对油气的生成、运移和聚集具有重要的控制作用。
Since Cenozoic period, the magmatic activity (tectonic-thermal event) in Zhanhua Sag is very strong and it is controlled by basement fracture.
新生代以来,沾化凹陷岩浆活动(构造-热事件)十分强烈,且这种岩浆活动受基底断裂的控制。
Gold mineralization and deposits (occurrences) in Garze-Litang fracture zone are controlled by a ductile shear zone along the fracture zone.
沿甘孜-理塘断裂带发育的韧性剪切带,控制了区内金矿化、金矿床(点)、金矿体的形成和分布。
The growth of structural fracture is controlled by such factors as lithology, porosity, lamellation and local structures, and the regional fracture controlled mainly by the regional stress field.
构造裂缝的发育受岩石本身的力学性质以及局部构造制约,区域裂缝则与区域应力场强度有关。
Whether magma reason or structure reason, the gold mine is all controlled by fracture zone beside large fracture.
不论岩浆成因还是构造成因,金矿体均受断裂破碎带、断层带或片理化带等构造带控制,产于大断裂带旁侧。
Tanggangzi geothermal field is controlled by Hanling deep crustal fracture.
汤岗子地热田受活动性深断裂寒岭壳断裂的控制。
The main ore-bearing structure are the interlayer-gliding fracture zone, contact area of rock mass and fracture structure, which controlled the shape and the occurrence of orebody.
层间滑动破碎带、岩体接触面和断裂构造是主要的含矿构造,它控制了矿体的形态和产状。
The research shows that the latter tectonic stress field controlled the origin and distribution of interlayer fracture zones, transverse interlayer anticlines and underground openings.
同时,该应力场所控制的层间破碎带和背斜,大大影响了地下空洞的成生和分布。
Modified linear elastic fracture mechanics and finite-element method are applied to determine a sufficient notch or sawcut depth to ensure controlled cracking.
根据线弹性断裂力学理论,通过有限元法计算,分析了路面参数对切缝深度的影响,确定了切缝深度与变温之间的关系。
Formation and evolution of basins in the southern part of North China are mainly controlled by activities of the Qinling-Dabie orogenic belt and the Tanlu fracture belt.
南华北盆地的形成演化主要受秦岭—大别造山带以及郯庐系断裂带活动的制约。
Objective To discuss the indication and the technology of treatment of long tubular bone fracture of the Limbs of Children with controlled absorbable PDLLA screw or stick.
目的探讨使用可吸收钉棒治疗部分儿童四肢骨干和干骺端骨折的适应症和技巧。
The formulation of life prediction for specified program-controlled temperature cycle is proposed. The fracture surface of the superalloy has also been observed b...
提出了特定程序波温度循环预测合金断裂寿命的公式,并用扫描电镜观察了合金的断口。
The formulation of life prediction for specified program-controlled temperature cycle is proposed. The fracture surface of the superalloy has also been observed by SEM.
提出了特定程序波温度循环预测合金断裂寿命的公式,并用扫描电镜观察了合金的断口。
Furthermore, the remaining oil distribution controlled by fracture was predicted too, the suggestion for further development oil and gas was put forward.
此外还预测了受裂缝控制的有利剩余油分布区,对进一步的油气开发提出了井位部署建议。
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