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。
The design of a new pre-tensional structure (FROMOpreload nut) applied in the large size of screw thread was introduced, the pre-load bolt is only beared with the pure tensile stress.
介绍了一种应用于大规格螺纹预紧的新型结构FROMO预紧螺母的结构设计，该结构螺栓只承受纯拉应力。
The system is different from other systems can be applied to any product in the preparation of pre-stress model procedures for the importation into the computer.
本系统不同于其它系统，可将适用于任何产品的各种压力模式预先编制成程序输入计算机中。
The system is different from other systems can be applied to any product in the preparation of pre-stress model procedures for the importation into the computer.
本系统不同于其它系统，可将适用于任何产品的各种压力模式预先编制成程序输入计算机中。
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