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。
This paper researches the basic theory of the analysis and pre-warning using the method of the state-and-trend analysis and threat-estimating for the battlefield in the filed of military;
利用军事领域中的战场态势分析与威胁估计思想研究了网络舆情态势分析与预警的基本原理；
This paper researches the basic theory of the analysis and pre-warning using the method of the state-and-trend analysis and threat-estimating for the battlefield in the filed of military;
利用军事领域中的战场态势分析与威胁估计思想研究了网络舆情态势分析与预警的基本原理；
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