The paper analyses the fatigue of piles respectively by S - N curve and fracture mechanics , and considers the influence of soil softening sinuously.

本文分别用S—N曲线法和断裂力学法对桩的疲劳问题进行了分析，同时考虑了土壤软化的影响。

So the conclusion of quantity analysis is drawn :when target at sea is sinuously moved against gun fire of medium caliber naval gun with director, the deflection of shell impact point shou…

定量分析结果表明：海上驱逐舰类目标进行反炮火曲折运动时，在有指挥仪中口径舰炮效力射中，应对弹着方向偏差进行修正，然后采用同距射。

So the conclusion of quantity analysis is drawn :when target at sea is sinuously moved against gun fire of medium caliber naval gun with director, the deflection of shell impact point should be …

定量分析结果表明：海上驱逐舰类目标进行反炮火曲折运动时，在有指挥仪中口径舰炮效力射中，应对弹着方向偏差进行修正，然后采用同距射。

So the conclusion of quantity analysis is drawn :when target at sea is sinuously moved against gun fire of medium caliber naval gun with director, the deflection of…

定量分析结果表明：海上驱逐舰类目标进行反炮火曲折运动时，在有指挥仪中口径舰炮效力射中，应对弹着方向偏差进行修正，然后采用同距射。