Furthermore concrete pipes' crack formula reinforced by FRP Derivation was deduced. 4.
同时推演了FRP加固钢筋混凝土管道裂缝计算公式。
Therefore, the checking formula for the designing method is consistent with the crack control width and the designing method is safe and reliable.
因此，该设计方法的验算公式与其相应的裂缝控制宽度是相辅相成的，设计方法也是安全可靠的。
The results show that the revised formula is consistent with the primary formula for the deep crack problems.
结果表明，对深裂纹问题，修正后的计算公式与原有的单一材料结论吻合较好。
The formula in Code for design of concrete structures (GB50010-2002) can used to estimate the width of crack.
可用《混凝土结构设计规范》（GB50010-2002）的公式估计其裂缝宽度，安全性高。
The effect of the REBAR on ultrasonic crack detection data was analyzed qualitatively by time-distance relation and quantitatively by formula. The method was also used for the location of REBAR.
利用时距关系定性和公式定量分析钢筋对超声检测裂缝测试数据的影响，并可对钢筋位置作出判断。
Especially the contribution to crack initiation life of the ground-air-ground circle in the crack growth formula is underestimated under the transport spectra.
特别是运输机谱中的地—空—地循环，在裂纹扩展的公式中对裂纹形成寿命的贡献估计不足。
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。
Study on the crack patching equipment match reasonably, obtain the reasonable match formula.
对裂缝修补设备进行合理匹配研究，得出了合理匹配的计算公式。
Based on the concept of the effective affecting area of tensile reinforcement, in this paper, a calculating formula of average crack distance is set up first.
本文根据受拉钢筋有效影响区的概念，首先推导出一个平均裂缝间距计算公式。
By the analysis of average crack spacing, the maximum cracks width, crack height of the reinforced beams. derived a maximum crack width formula for the reinforced beam.
通过对加固梁平均裂缝间距、最大裂缝宽度、裂缝高度等的分析，推导出了加固梁最大裂缝宽度计算公式。
This author revises the primary formula. The results show that the revised formula is consistent with the primary formula for the deep crack problems.
结果表明，对深裂纹问题，修正后的计算公式与原有的单一材料结论吻合较好。
A practical method for predicting the reflective crack initiation life is developed, and the corresponding formula in the closed form is obtained.
在此基础上，导出了预估反射裂缝形成寿命的简便方法与公式。
The paper gives the formula of temperature stress by analyzing the cause, classification and control mechanism of the the thermal crack control of concrete.
通过对混凝土温度裂缝分类、成因与控制机理的分析，总结了混凝土温度应力的公式。
The formula of temperature stress by analyzing the cause of the the thermal crack control of concret is given.
通过对混凝土温度裂缝机理的分析，总结了混凝土温度应力的公式。
Based on the standard computation formula of cracks, the maximum crack width of RC member with 0.8% steel fiber (by volume) is about 32% lower than that of RC member.
经过计算，纤维体积率为0.8%的钢纤维混凝土能使混凝土结构裂缝的最大宽度降低32%。
With this formula the intensity factors of the rollhousings with a crack in the corner can be evaluated conveniently.
利用此式能较方便地计算出带裂纹机架的应力强度因子值。
The formula of the fatigue crack propagation rate was directly derived from the fatigue damage criterion.
通过疲劳损伤准则，导出疲劳裂纹稳定扩展速率的计算公式。
A small sample method for testing fatigue crack growth rate curve of steel was presented in this paper using a formula of two-dimensional one-side tolerance factor.
应用二维单侧容限系数公式，提出了一种测定金属材料疲劳裂纹扩展速率的小样本方法。
The formula for calculating the average crack growth rate of 840d wheel web hole is presented.
给出了840d车轮辐板孔平均裂纹扩展速率的计算公式。
This paper brought in an experimental method to crack the nozzle choke loss formula and drew out the curve chart of choke loss.
介绍一种用实验的方法求解配水器水嘴嘴损的方程，并根据该方程制作了配水器水嘴嘴损曲线图版。
The deduced formula, which is independent of crack geometry, bears a relation to material parameters.
公式与裂纹几何无关，仅与材料参数有关。
In this paper, through analyzing the subcritical crack growth, a new formula is presented which can be used to calculate the crack fracture initiation stress at low and middle stress rates.
本文通过裂隙亚临界扩展的分析，提出一个计算低、中等应力率下裂隙断裂起动应力的新公式。
Finally, the mechanism of crack resistance and strength reinforcement was discussed based on the experimental and numerical analysis. Also a hybrid effect factor formula was suggested in this paper.
最后，本文在试验研究与数值模拟分析的基础上，探讨混合纤维的阻裂和增强机理，提出了本文建议的混合效应系数计算公式。
The relationship of crack growth rate between lateral notch specimen and plane plate specimen was studied in this paper. A formula for the relationship was established.
主要研究侧槽试样与平板试样裂纹扩展速率之间的关系，并建立了两者关系的效学表达式。
Following the conventional theory of reinforced concrete, analysis the crack distribution of pre-stressed carbon fiber reinforced concrete beams, put forward corresponding formula for calculation.
沿用传统钢筋混凝土理论，对预应力碳纤维加固梁的裂缝进行分析，提出相应计算公式。
The formula of strain and crack width of temperature and contraction with no varying place constraint con detion are deduced, capale be design basis for crack control of R. C structure.
阐述了砼结构体表比和约束比对温度和收缩应变和裂缝的影响程度，推导出R．C结构在四周无变位边界约束条件下的温度和收缩应变、应力及裂缝宽度计算公式和运用实例。
And then, substituting stress and displacement into basic formula of strain energy release rate, computing formula for strain energy release rate of mode III, mixed mode crack tips are direved.
其次将应力与位移代入应变能释放率的基本公式，推出了Ⅰ、Ⅱ混合型，Ⅲ型以及Ⅰ、Ⅱ、Ⅲ混合型裂纹尖端应变能释放率的具体计算公式。
An equivalent method was estabilised on sectional Walker′s formula with help of characteristic crack growth rate…
用分段裂纹扩展速率表达式进行当量折算的方法．并通过实例验证了该方法的可行性，使?。
An equivalent method was estabilised on sectional Walker′s formula with help of characteristic crack growth rate…
用分段裂纹扩展速率表达式进行当量折算的方法．并通过实例验证了该方法的可行性，使?。
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