峰值载荷前出现了少数微裂纹，微裂纹的产生与演化主要发生在孔隙周边。
The main cracks appear in the place of densely distributed pores with many minor cracks. Before the peak value, a few minor cracks appear around pores.
而在峰值载荷附近，声发射事件数快速增长且开始有大量高振幅声发射信号出现。
As the load reached the peak, a large number of AE hits occurred and its amplitude was high.
结果表明：在小范围屈服条件下随着中间纯铝层厚度的降低，其峰值载荷呈线性增加；
The results show that, in the condition of small scale yielding (SSY), the peak value of loadings linearly increases with decreasing pure Al sheet thickness.
本文对目前用的炮用铜柱测量爆炸后脉冲载荷峰值压力方法中所存在的问题进行了论述，并提出了革新方法。
In this paper some problems, which exist in the peak pressure measurements under impulsive loading of explosion by the gun copper ingot, are discussed and an improved method is presented.
分析了疲劳试验系统中存在的普遍问题，即试验载荷的峰值和均值随着试验时间和试件的机械性能变化而发生漂移。
The general problem in the fatigue test system that the amplitude and mean of load signal will be changed with test time and change of mechanical characters of specimens is analyzed.
与原模型分析结果相比，机身受载和舰面垂直反力峰值减小分别37.3%和37.2%，有效地减小了舰载机着舰的冲击载荷。
The result shows that the maximum of the impact loads on airframe and the maximal ground reaction force are reduced 37.3% and 37.2% respectively.
曲线上第一载荷峰值略低于单纯胶接接头的断裂载荷，第二载荷峰值与单纯电阻点焊接头的强度基本一致。
The first peak load is lower slightly than the fracture load of adhesive bonded joints, and the second peak load is almost the same as the fracture load of the spot welded joints.
在弯曲变形的前期，载荷和位移曲线都成线性变化，干态试样在载荷达到峰值之前会出现小的波动。
The load and displacement curves is linear at the early stages of the flexural deformation, the dry samples have a little fluctuation before reach the load peak.
算例表明，振动响应的能量集中分布在波浪载荷的峰值频率处。
The example shows that the energy of vibration respondence is mainly distributed over the peak frequency of the wave force.
研究了轴向坐封载荷与胶筒的峰值接触压力和轴向压缩量之间的变化规律。
The laws between axial set-down loads and maximum contact sealing pressure, and axial compressed displacement were studied.
曲线上第一载荷峰值略低于单纯胶接接头的断裂载荷，第二载荷峰值与单纯电阻点焊接头的强度基本一致。
The first peak load is lower slightly than the fracture load of adhesive bonded joints, and the second peak load is almost the same as the fracture load of the spot we…
曲线上第一载荷峰值略低于单纯胶接接头的断裂载荷，第二载荷峰值与单纯电阻点焊接头的强度基本一致。
The first peak load is lower slightly than the fracture load of adhesive bonded joints, and the second peak load is almost the same as the fracture load of the spot we…
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