After developing heat treatment technique, the early fracture rate is reduced about 70%.
而改进热处理工艺后,早期断裂率下降近70%。
The shear bond strength was determined and the porcelain fracture rate after debonding was recorded.
用疲劳实验机检测剪切强度。记录瓷破裂指数。
To discuss the relevance between tooth fracture and the age growing, the concept of fracture rate has been quoted.
引用折裂率的概念探讨牙折裂与年龄增长的相关性。
There was no statistical significance (P> 0.05) of the fracture rate of post-core between fiber posts(1) and cast metal posts(1).
纤维桩组与铸造金属桩组桩核折断各1例,差异无统计学意义(P>0.05);
With the senescence of bone, bone fracture rate is increasing rapidly. Most of the fractures are induced from the osteoporosis (OP).
随着骨骼的老化,骨折几率大幅上升,而其中大部分骨折都是由于骨质疏松引起。
The heart attack data was not conclusive, although the fracture rate, at least in women, was significantly higher among those taking Avandia.
心血管事件的数据并不是结论性的,骨折发生率也是如此,但至少在女性,服用文迪雅的骨折风险是明显增高的。
In view of the reasons of surface crack and inclined fracture during drawing process and how to reduce fracture rate, some Suggestions are put forward.
针对拉拔过程中出现表面裂纹、发生斜杈状断裂的原因以及怎样减少断丝率,提出了一些建议。
Fracture mechanics is adopted to estimate the fatigue life of structural members, and among the rest, crack growth rate formula is studied.
本文采用断裂力学方法来估算结构构件的疲劳寿命,这其中主要围绕裂纹扩展速率表达式展开研究。
If the failure is defined as the final fracture of a component, then both S-N curves and crack growth rate curves reflect the fundamental material behavior under fatigue loading.
如果都把一个构件的最终断裂作为疲劳破坏的定义,则S - N曲线和裂纹扩展率曲线均是反映金属在疲劳载荷作用下的基本材料特性。
It was revealed that local strain rate is a key factor that builds a bridge between different tests, different samples and different cracking processes, and dominates fracture mode.
结果表明,在该体系中局部应变速率是联系各种不同断裂过程的纽带,决定着断裂的模式。
Patients treated non-operatively, who survived 30 days after fracture, had a mortality rate over the following year comparable with those who had undergone surgery.
生存超过骨折后30天的非手术治疗患者,其随后一年的死亡率与手术治疗患者相当。
Pay attention to the quality controlling every link, can reduce the rate of hospital infection among fracture patients.
重视各环节的质量控制,可降低骨折患者医院感染率。
Objective to access the diagnosis rate of osteoporotic vertebral fracture in aged people, and to find the significance of the vertebrae fracture diagnosis in osteoporosis treatment.
目的探讨骨质疏松性脊柱骨折在老年人中发病情况以及早期诊断在防治骨质疏松症中的意义。
Filtration rate of fracturing fluid into formation is one of key factors to determine fracture geometry in the design of fracturing and the evaluation after fracturing.
压裂液向地层的滤失速度是压裂设计和压后评估分析时确定裂缝几何尺寸最关键的因素之一。
The influences given by horizontal fractures with different length and width and the different rate of fracture conductivity on the transient pressure are compared through calculation.
通过计算比较了不同长宽比的水平裂缝对瞬态压力的影响,比较不同裂缝传导率对瞬态压力的影响。
The result shows that the dynamic fracture toughness is affected by both the loading rate and the specimen size.
测试结果表明,岩石的动态断裂韧度同时受到加载率效应和尺寸效应的影响。
A quantitative relationship between dynamic fracture toughness and temperature and loading rate has been obtained through thermal activation analysis.
通过热激活分析,可以获得定量描述动态断裂韧性、温度及加载速率之间的关系。
The mechanical properties of the butt welded joints have been evaluated according to the impulsive and fracture toughness as well as the rate and threshold values of fatigue crack propagation.
根据试验测定的焊缝各区冲击韧性、断裂韧性、疲劳裂纹扩展速率和疲劳裂纹扩展门槛值,对焊缝力学性能作出综合评价。
For the UPR with greater brittleness, the brittle-tough transition was observed only when the toughness of the resin was characterized by fracture toughness at a slower loading rate.
对于脆性较大的UPR,只有在采用加载速度较慢的断裂韧性来表征其韧性时,方能观察到这一脆韧转变现象。
An exact expression of energy release rate for geometrical nonlinear elastic fracture mechanics is obtained for an infinite plate with central crack under uniform stress normal to crack surfaces.
对含中心裂纹的无限大板在裂纹表面受均匀分布压力作用的情况,导出了几何非线性弹性断裂力学的能量释放率的一个精确表达式。
For femoral neck fracture, however, the complication rate of cannulated screw with antegrade intramedullary nailing fixation was 11 times that of DHS with LCDCP fixation.
然而就股骨颈骨折而言,空心螺钉联合顺行髓内钉固定的并发症是动力髋联合有限接触动态加压钢板固定的11倍。
There is a fracture transition caused by loading rate. Through thermal activation analysis, a quantitative relationship was found.
通过热激活分析,获得了断裂激活能以及与温度和加载速率相关的定量化关系。
Scatter and fracture surface roughness increases with loading rate.
分散性和断裂表面的粗糙度随加载率而提高。
Tibial plateau fracture is intra-articular fracture of weight loading joint with high incidence rate.
胫骨平台骨折是负重关节的关节骨折,发病率较高,对康复的要求也很高。
There were no significant differences in fracture alignment, hip screw position, tip-apex distance, union rate, time to healing or complication rate.
在骨折对线,螺钉位置,尖顶距,愈合率,愈合时间和并发症发生率方面无显著差异。
Four treated methods had obvious advantage of reliable fixation, high rate of fracture healing and early joints movement function.
四种方法均有可早期活动关节、固定牢固、骨折愈合率高等优点。
Here, an approximate formula educed by dimensional analysis is presented, which involves fracture velocity and loading rate, to calculate kinetic energy increment.
而动能增量可由量纲分析法推导的能反映裂缝扩展速度和加载率影响的计算公式表示。
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。
And there exists a ductile to brittle fracture transition caused by loading rate.
存在由加载速率变化引起的韧脆断裂转变。
Conclusions Compressed hollow screws fixation is a reliable method for the treatment of femoral neck fracture with a high healing rate.
结论中空加压螺丝钉内固定治疗股骨颈骨折疗效可靠,有很高的骨折愈合率。
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