计算出了双重荷载作用下的位移量、拉应力区的深度及最大拉应力值。
The displacements, the depth of tensile stress zone and the maximum value of tensile stress under the complex load were calculated.
研究表明，在硐室的周边拉应力区和应力集中程度高的区域易产生裂纹扩展。
The study makes clearly that the crackle spreads are easily produced in the perimeter tension stress area and the area with the high stress central level of the caves.
以坝踵主拉应力区相对宽度为变量，探讨了重力坝坝踵主拉应力区的范围和应力分布规律。
The main tension zone and law of stress distribution are investigated regarding the relative width of diagonal tension stress zone as variable.
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