So it 's necessary to study the damage in the fracture during hydraulic fracturing and find out corresponding method.
因此有必要对压裂过程中的裂缝损害进行研究并找出相应的解决措施。
Axle heat damage caused by a wheel bearing fracture may lead to such a condition.
轮轴承断裂造成轴的热损伤可能会导致这类情况。
Interface breakage will be the main fracture mechanism if the interface bonding is weak because of the damage during the composites preparation.
在复合材料中由于制备工艺或后期损伤导致的弱结合界面，界面破坏为主要的复合材料破坏机制。
In mining engineering, strata models are often simulated by similar material simulation model, rock bending deformation and fracture damage is the serious problem.
而在采矿工程中，相似材料模拟的往往是层状模型，岩层的弯曲变形和断裂破坏是关键问题。
Regional vascular damage not only slows the healing of fracture, but also increases the chance of bone infection.
对局部血运的损害，最终减慢了骨折愈合的速度，增加了局部感染的机会。
The cement samples damage and fracture by exploding load was studied by experiment and numerical simulation method.
从实验和数值模拟两方面对爆炸载荷对水泥试样的损伤破坏进行了研究。
For the fractal dimension of the fracture scale distribution, the damage evolvement process is a process of increasing dimension.
对断裂尺度分布的分形维数而言，损伤演化过程是一个增维过程。
This paper is based on the understand of the concrete material. The mathematic model to study the process of concretes damage and fracture is being put forward.
本论文立足于对混凝土材料特性的认识，提出一个进行混凝土损伤与断裂过程模拟的细观数值模型。
IntroductionThe long tube bone fracture of four limbs is the most common damage in the wound orthopedics.
引言四肢长管状骨骨折是创伤骨科最常见及最多发的损伤。
The damage and fracture of stainless steel serviced in hydrogen environment with high temperature and pressure are very important for the safety production of petroleum and chemical industries.
不锈钢长期在高温高压临氢环境下服役，其损伤与断裂对于石化企业的安全生产是至关重要的。
By use of dynamic strain testing, the ultrasonic wave, bedded composite rock damage and fracture mechanisms and the fragmentation process during blasting have been experimentally studied.
运用超动态应变测试技术、超声波检测仪对层状复合岩体的爆破损伤破坏机理和破坏过程进行了实验研究。
It is conducted an experimental study on the damage and fracture characteristics of notched concrete beams with two groups of different depths by ultrasonic technology with strain gauge technique.
利用超声波技术并辅以电测法，对两组不同开口深度混凝土缺口梁的损伤断裂特性进行了试验研究。
The physical meanings of the formula presented are explained from the standpoint of submacroscopic fracture mechanics and damage mechanics.
从细观断裂力学和损伤力学的观点出发，解释了该规律的物理意义。
You could have broken your fall with your hand but might have done what I recently did in a fall and fracture your wrist and damage tendons in your hand.
你是可以用手撑住自己不摔跤，但是也许就会落得跟我一样的下场：腕关节折断，手部肌腱受损。
Breakage mechanics is a new theory different from fracture mechanics and damage mechanics.
岩土破损力学是不同于岩土断裂力学和岩土损伤力学的新理论。
Objective To investigate effective surgical methods for maxillary fracture combined with lacrimal duct damage.
目的探讨上颌骨骨折合并泪道损伤的手术方法，提高治疗效果。
Based on the existing damage model of rock blasting and the theory of rock damage and fracture, a new damage model for rock blasting has been founded.
在分析现有岩石爆破损伤模型和岩石爆破损伤断裂理论的基础上，建立了新的岩石爆破损伤模型。
The periosteum near linea aspera should not be stripped during operation on super medial femur fracture to avoid damage on superior nutrient artery.
股骨中、上段骨折手术时，应避免剥离近粗线的骨膜，以免损伤上滋养动脉。
In combination of studies on AE and mechanical process with that of fracture and damage of material, the concept of AE process is proposed.
将对材料声发射的研究，力学过程的研究，同对材料断裂损伤等破坏过程的研究相结合，提出了声发射过程的概念。
Experimental study shows that the damage rate of fracturing fluid to fracture surface is between 31. 84% and 36. 28%; the damage rate to propping agent layer is between 29. 27% and 30. 04%.
针对太2气层的实验研究表明，压裂液对裂缝壁面的伤害率平均在31.84%- 36.28%之间，压裂液对支撑剂层的伤害率平均在29.27%—30.04%之间。
Based on damage and destroy theory of bedded composite rock, damage principal equation and damage and fracture rules of bedded composite rock have been founded.
以层状复合岩体损伤破坏理论为基础，建立了层状复合岩体损伤本构方程及其破坏断裂准则。
The elastic damage theory is valid to describe the damage and fracture behavior of concrete.
研究表明，本文损伤模型可以较好地描述混凝土材料的损伤与破坏行为。
Fatigue damage estimation of the tendons was made using fracture mechanics approach, establishing the fracture crack growth rate model and limit state equations for failure modes.
疲劳寿命的计算采用断裂力学方法，建立疲劳裂纹扩展模型和失效模式的极限状态方程。
It is the initial damage, damage evolution and propagation fracture that result in various failure of jointed rock mass.
正是由于这些节理裂隙的初始损伤、损伤演化、扩展断裂等缺陷导致岩体产生了各种形式的破坏。
The damage during hydraulic fracturing mainly included clay swelling and grain migration, built up created by mechanical impurities, the damage of fracture conductivity and so on.
水力压裂过程中存在的损害主要包括粘土膨胀与颗粒运移损害、机械杂质引起堵塞损害、支撑裂缝导流能力的损害等。
Based on the existing research results and up to the minute theory of rock damage and fracture mechanics, the blasting damage and fracture mechanism of rock and bedded composite rock is studied.
本文基于前人的研究成果，采用岩体损伤、断裂理论的最新研究成果，研究了岩石和层状复合岩体在爆炸应力波和爆生气体作用下的损伤断裂机理。
These studies on complexity of fracture and physical mechanism of damage fracture are very important.
这方面的深入研究有助于认识断裂过程的复杂性及损伤断裂的物理机理。
These studies on complexity of fracture and physical mechanism of damage fracture are very important.
这方面的深入研究有助于认识断裂过程的复杂性及损伤断裂的物理机理。
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