给出了840d车轮辐板孔平均裂纹扩展速率的计算公式。
The formula for calculating the average crack growth rate of 840d wheel web hole is presented.
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。
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.
研究、讨论了聚丙烯纤维体积率与这种材料的断裂能、平均裂纹间距和平均裂纹宽度间的关系。
The relationship between the fracture energy and the cracking space and the cracking wide and the volume percentage of fiber is investigated and discussed.
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。
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.
对静载作用下的高强钢筋混凝土梁进行试验研究，提出了平均裂缝间距以及裂缝宽度计算公式的改进建议。
The paper also develops the formulae for the calculation of the cracking width, and suggests how to calculate the average distance of cracking.
求得可能的四种不同热解反应通道的过渡态、活化能和位能曲线，发现其热解引发步骤为五元环上侧链n—NO2键的均裂。
All transition states, activation energies and potential curves of four possible reaction paths were obtained. It was found that the homolysis of n-no2 bond in five-membered ring is the initial step.
求得可能的四种不同热解反应通道的过渡态、活化能和位能曲线，发现其热解引发步骤为五元环上侧链n—NO2键的均裂。
All transition states, activation energies and potential curves of four possible reaction paths were obtained. It was found that the homolysis of n-no2 bond in five-membered ring is the initial step.
应用推荐