Through test and analysis of working stress on balance beam and lengthwise beam of dozer frame, a strength design method and the basis for compiling load spectrum are given in the paper.
通过对推土机平衡梁和车架纵梁的工作应力测定与分析，掌握了推土机的强度设计方法，为编制载荷谱打下基础。
We think that the method of estimating maximal pre-applied stress of the working bolt can provide a reference for preventing further fatigue fracture of boxter bolts.
认为用估算螺栓工作时的最大预紧应力的方法，对防止埋头螺栓疲劳断裂再次重复发生有一定的参考价值。
By means of the method of finite element analysis, and simulating the actual working status of the press, the stress and deformation value of each hinge beam part of the press were obtained.
借助有限元分析方法，模拟压机的实际工作状态，获得了压机铰链梁各零件的应力和变形值。
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