The relationship between acoustic emission (AE) parameters and damage variable is obtained by applying the damage theory and microelement statistical strength theory.
由损伤力学理论与微元强度统计理论，得到了岩石声发射参数与损伤参量的关系。
The defect testing and strength estimating of metal to metal single step-lap adhesive bond structures are studied by means of acoustic emission (AE) technique.
应用声发射检测技术研究金属铝单搭接胶接结构的缺陷检测和强度估计问题。
At the time when the rock strength approached to the peak value, the increasing velocity of stress in unit time reduced and the rate of acoustic emission event decreased obviously.
岩石在接近峰值强度时单位时间内的应力增长速度减小、声发射事件率出现明显下降。
The activity of the after peak acoustic emission would be mainly affected by the rock strength.
峰后声发射活性主要受岩石的强度影响。
The frequency, strength and energy of acoustic emission are concerned with rock mass fracturing.
岩体声发射的频度、强弱及高能事件与岩体的破坏过程密切相关。
Acoustic-emission techniques have been used to determine the rate of cracking of high strength steel due to hydrogen embrittlement.
声发射技术已被用来确定高强钢因氢脆而开裂的速率。
Testing results for effects of high range water reducing agent on hydration temperature elevation, heat emission and strength of the concrete were presented.
介绍了高效减水剂对混凝土水化温度升高、放热率及强度影响的试验结果。
This is because in the highly magnetized case, the total number of electrons involved in the emission decreases and the strength of the reverse shock has been suppressed.
这是因为在后者的情况下，参与辐射的电子数目减少并且反向激波本身受到了抑制。
The formaldehyde emission of the plywood made of veneers soaked by BL-formaldehyde absorptive can accord with the E_0 class standard, and the bonding strength can be assured at the same time.
同时针对不同的脲醛树脂，要采取不同的工艺措施；(3)将单板用BL—甲醛消纳剂浸渍后再按正常工艺生产的胶合板可达到环保E_0级标准，且胶合强度有保证。
The formaldehyde emission of the plywood made of veneers soaked by BL-formaldehyde absorptive can accord with the E_0 class standard, and the bonding strength can be assured at the same time.
同时针对不同的脲醛树脂，要采取不同的工艺措施；(3)将单板用BL—甲醛消纳剂浸渍后再按正常工艺生产的胶合板可达到环保E_0级标准，且胶合强度有保证。
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