The concentration factor (CF) and time (t) was linear regression relation.
浓集系数(CF)与时间(t)呈线性关系。
The expression for calculating dynamic stress concentration factor is presented.
给出了动应力集中系数的计算表达式。
For Poropak Q a concentration factor 500 was obtained compared to a 1 cc sample loop.
对于泊帕克q,相对于1毫升样品环管得到的浓缩因子为500。
The stress concentration factor of cylinder is much larger than that of other three kinds.
圆柱形颗粒的应力集中在基体达到屈服后要远远高于其他三种颗粒。
The stress concentration factor of the gun tube pit was defined. The FEM models of the pits were built by MSC.
探索出一种估算压坑中最大应力强度的方法:定义了压坑应力集中系数,通过MSC。
The experimental result also shows that composite edge has the effect of increasing strain concentration factor.
试验结果还说明复合材料边缘有提高应变集中系数的效应。
The stress concentration factor (SCF) decreased with the increase of the width of plates when the hole diameter was definite.
结果表明:在开孔尺寸一定的情况下,随着板宽的增大,开孔损伤板的应力集中因数减小;
The relationship between concentration factor of byssus and whole body wet weight (or shell length) is a negative power function.
足丝的浓集团子与贻贝整体湿重(或壳长)呈负幂函数关系。
Thus, the stress concentration factor due to the misalignment should be considered in the analysis of fatigue life of the local structures.
因此,在对局部结构进行疲劳强度分析时,应考虑错位对于应力集中系数的影响。
Stress concentration factor generally is calculated based elastic mechanics method or empirical equation derived the conclusion of testing.
应力集中系数一般由实验确定或由弹性力学方法求出。
Automatic controlling is the effective assurance on the condition of high concentration factor. Monitor the fluctuation of water quality and dose in time.
系统在高浓缩倍数运行条件下,采用自动化控制,是实现循环水系统的水质稳定控制的有效保证。
The distribution pattern, critical location and concentration factor of the stress on equal diameter tees under both internal and external loadings are obtained.
得出了内压和外载下三通应力的分布规律、危险点的位置及其应力集中系数。
Thermal strain and strain concentration factor can also be reduced significantly by changing the single curvature relieve slot into three curvature relieve slot.
对汽封弹性槽计算的结果表明:将原来设计的单圆弧弹性槽改为三圆弧弹性槽,热应变及热应变集中系数均可明显下降。
High calculation accuracy can be obtained in calculating the concentration factor of the stress around infinite elastic medium cavities by using boundary element method.
使用边界单元法计算无限大弹性介质中孔洞周边应力集中系数,可获得较高的计算精度。
If stress concentration factor expression for rectangular drift opening is known, it can be of great help in the design and support of mine horizontal rectangular drift.
若能了解矩形巷道孔边的应力集中系数表达式,则对矿山水平矩形巷道的设计和支护都有很大的帮助。
Analysis and comparison between the finite element analysis and experiment results for stress concentration factor, limit load, burst pressure and failure location were performed.
从应力集中系数、极限压力、爆破压力和爆破失效位置四个方面对有限元计算结果和试验结果进行对比分析。
The stress distribution and the stress concentration factor in the welding region of tubular TT-joints subjected to axial loads are analyzed using finite element method in this study.
本文首先通过有限元分析得到了轴力作用下的TT管节点在焊接区的应力分布以及应力集中系数。
This paper presents the parametric equations on stress concentration factor(SCF) of completely overlapped tubular joints under axial loading using experimental and numerical analysis.
通过试验和数值研究推导了完全叠接管节点试件在轴向力作用下应力集中因子的参数方程。
It is proposed to use the energy concentration factor and directivity factor as indication of the directivity of the array, and formulae as well as the way of using them are presented.
对切比雪夫阵的指向性提出了用能量集中因数和指向性因数表达的概念,并给出了二者的计算方法和使用范围。
It includes the concept of stress correction coefficient, a new method to determine the stress concentration factor of mortise of a disk and a new method for correcting the stress ratio.
改进方法包括:提出应力修正系数概念和一种适用于轮盘榫槽结构的理论应力集中系数确定方法,以及应力比修正方法。
The 3-D curve of stress concentration factor with the various location of opening hole was obtained. In addition, both the effect of various location of hole along the coordinate axis and …
此外,孔沿座标轴及沿原孔边缘位置变化对应力集中系数的影响被详细研究,从而为合理设计炉壳开孔提供了理论依据。
The stress intensity factor of crack can be calculated from the stress concentration factor of corresponding notch when the boundary condition and other geometric conditions are in the same.
在边界条件和其他几何条件相同时,可以通过切口的应力集中系 数求得相应裂纹问题的应力强度因子。
Based on the solution of the diffracted wave field the general formulas for calculating dynamic stress concentration factor for a cavity of arbitrary shape in multiply-connected region are given.
基于绕射波场的解,文中给出了任意形状空腔动应力集中系数的一般算式。
Objective to investigate the value of early diagnosis about urine epidermal growth factor (EGF) concentration change in children with Henoch-Schonlein purpura nephritis (HSPN).
目的探讨过敏性紫癜(hsp)患儿尿表皮生长因子(EGF)质量浓度检测及其对早期肾损害的诊断价值。
Result showed that the sludge original concentration is an important factor affecting its thickening solids.
结果表明:污泥的起始浓度是影响其浓缩性能的一个重要因素。
The effect of glucose concentration is the main factor of Zymomonas mobills producing ethanol.
葡萄糖浓度是影响运动发酵单胞菌生产乙醇的关键因素。
Objective: to discuss the influence of the hereditary and family factor on children blood lead concentration.
前言:目的:探讨遗传易感性及家庭因素对儿童血铅浓度的影响。
The stress concentration is a key factor causing fatigue failures. It is very important to make a quantitative research on the stress level and distribution characteristics of BHA.
应力集中是钻具疲劳破坏的一个关键因素,定量计算钻具在井下所承受的应力水平及其分布规律显得尤为重要。
Results: The concentration of PVA was the significant factor affecting the particle size (P<0.05).
结果:聚乙烯醇(PVA)浓度是影响微球粒径的的显著因素(P<0.05);
Results: The concentration of PVA was the significant factor affecting the particle size (P<0.05).
结果:聚乙烯醇(PVA)浓度是影响微球粒径的的显著因素(P<0.05);
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