• The concentration factor (CF) and time (t) was linear regression relation.

    系数(CF)时间(t)线性关系。

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  • The expression for calculating dynamic stress concentration factor is presented.

    给出了应力集中系数计算表达式

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  • For Poropak Q a concentration factor 500 was obtained compared to a 1 cc sample loop.

    对于帕克q相对1毫升样品环管得到浓缩因子为500。

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  • The stress concentration factor of cylinder is much larger than that of other three kinds.

    圆柱形颗粒应力集中在基体达到屈服后要远远高于其他种颗粒。

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  • The stress concentration factor of the gun tube pit was defined. The FEM models of the pits were built by MSC.

    探索出一种估算压中最大应力强度方法定义了压应力集中系数通过MSC

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  • The experimental result also shows that composite edge has the effect of increasing strain concentration factor.

    试验结果说明复合材料边缘提高应变集中系数效应

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  • The stress concentration factor (SCF) decreased with the increase of the width of plates when the hole diameter was definite.

    结果表明:尺寸一定情况下,随着增大,开孔损伤板的应力集中因数减小

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  • The relationship between concentration factor of byssus and whole body wet weight (or shell length) is a negative power function.

    足丝集团子贻贝整体湿函数关系

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  • Thus, the stress concentration factor due to the misalignment should be considered in the analysis of fatigue life of the local structures.

    因此局部结构进行疲劳强度分析时,考虑错位对于应力集中系数影响。

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  • Stress concentration factor generally is calculated based elastic mechanics method or empirical equation derived the conclusion of testing.

    应力集中系数一般实验确定弹性力学方法出。

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  • Automatic controlling is the effective assurance on the condition of high concentration factor. Monitor the fluctuation of water quality and dose in time.

    系统浓缩倍数运行条件下,采用自动化控制实现循环水系统水质稳定控制有效保证

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  • The distribution pattern, critical location and concentration factor of the stress on equal diameter tees under both internal and external loadings are obtained.

    得出三通应力分布规律危险点的位置及其应力集中系数

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  • Thermal strain and strain concentration factor can also be reduced significantly by changing the single curvature relieve slot into three curvature relieve slot.

    汽封弹性计算的结果表明:将原来设计的圆弧弹性槽改为圆弧弹性槽,应变及热应变集中系数明显下降

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  • High calculation accuracy can be obtained in calculating the concentration factor of the stress around infinite elastic medium cavities by using boundary element method.

    使用边界单元计算无限大弹性介质中孔洞周边应力集中系数获得较高计算精度

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  • 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.

    了解矩形巷道应力集中系数表达式矿山水平矩形巷道设计支护有很大帮助

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  • Analysis and comparison between the finite element analysis and experiment results for stress concentration factor, limit load, burst pressure and failure location were performed.

    应力集中系数极限压力爆破压力爆破失效位置四个方面有限元计算结果试验结果进行对比分析

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  • 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力作用下TT管节点焊接区的应力分布以及应力集中系数

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  • This paper presents the parametric equations on stress concentration factor(SCF) of completely overlapped tubular joints under axial loading using experimental and numerical analysis.

    通过试验数值研究推导了完全接管节点试件轴向作用应力集中因子参数方程

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  • 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.

    切比雪夫指向性提出了能量集中因数指向性因数表达的概念,给出了二者计算方法使用范围。

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  • 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一种适用于轮盘槽结构理论应力集中系数确定方法,以及应力修正方法。

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  • 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

    此外沿座标轴沿原孔边缘位置变化应力集中系数影响详细研究,从而为合理设计炉壳孔提供了理论依据。

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  • 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.

    边界条件其他几何条件同时可以通过切口应力集中系 数求得相应裂纹问题应力强度因子

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  • 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.

    基于绕射文中给出了任意形状应力集中系数一般算式。

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  • 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诊断价值

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  • 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影响浓缩性能的一个重要因素

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  • The effect of glucose concentration is the main factor of Zymomonas mobills producing ethanol.

    葡萄糖浓度影响运动发酵单胞生产乙醇关键因素

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  • Objective: to discuss the influence of the hereditary and family factor on children blood lead concentration.

    前言:目的:探讨遗传易感性家庭因素儿童浓度影响

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  • 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.

    应力集中钻具疲劳破坏一个关键因素定量计算钻具井下所承受的应力水平及其分布规律显得尤为重要。

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  • Results: The concentration of PVA was the significant factor affecting the particle size (P<0.05).

    结果聚乙烯醇(PVA)浓度影响粒径的的显著因素(P<0.05);

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  • Results: The concentration of PVA was the significant factor affecting the particle size (P<0.05).

    结果聚乙烯醇(PVA)浓度影响粒径的的显著因素(P<0.05);

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