Earthquake excitation is represented by random process and structural damage is assessed in terms of maximum displacement and accumulated energy dissipation.
地震扰动用随机过程表示，结构的破坏用最大位移和累积能量耗损两个参数来评定。
The displacement damage due to non-ionizing energy loss (NIEL) is the main reason of device-malfunction in spatial radiation environments.
非电离能损(NIEL)引起的位移损伤是导致空间辐射环境中新型光电器件失效的主要因素。
Hence, for such kind of damage, using the new damage indicator, namely, displacement integration, to identify structural damage should be paid more attention.
因此，就此类损伤而言，可以考虑用位移积分这一新的损伤指标对结构的损伤进行检测和分析。
The displacement damage effects due to Non-ionizing Energy Loss (NIEL) is one reason of device-malfunction in Space.
非电离能损(NIEL)引起的位移损伤效应是空间装置失效的原因之一。
A new method, the stable defect method, is established to evaluate the displacement damage by energetic protons on CCDs.
建立了一套新的估算质子辐射位移损伤的方法——稳定缺陷方法。
Strain modal test is applied to diagnosing the position and degree of structural damage, in consideration of the displacement modal parameters being insensitive to damage.
针对位移模态参数对结构损伤欠敏感，应用应变模态试验技术诊断结构损伤位置和程度。
The time to produce damage deformation in surrounding rock and possible loosening area are obtained by analyzing in situ measurement of displacement in soft weak coal layer.
本文通过对软弱煤层巷道进行位移实测及数据分析，得到了西部某矿软弱煤层巷道围岩变形达破坏所需的时间和可能的变形松动区域。
In this paper, for the joint rock mass with medial size and in-group crack, parameter identification of its geometrical damage model is studied by back analysis of in-situ measured displacement.
对包含中等尺寸的成组分布裂隙的岩体，采用岩体几何损伤本构模型，用监测位移反馈分析法同时辨识岩体弹性模量、地应力及损伤参数。
The compared results indicated that the structural integration of displacement responses is most sensitive to structural damage assumed in this thesis.
结果表明：结构的位移积分响应对本文假定的损伤情况最敏感。
In this paper, the damage process of composite laminated plate subjected to low velocity impact is analyzed by using a high-order displacement mode.
运用一种精度较高的高阶位移模型进行复合材料层合板的应力分析，在分层损伤处采用沿厚度分段抛物线插值的方法拟合横向剪应力。
Soil slope displacement was important manifestation of soil damage, the main research methods were the landslide field investigation and the measured seismic data analysis.
边坡位移是土体损伤的重要表现，研究方法主要是对滑坡进行野外调查、实测地震资料分析等。
The level of formation damage induced by injected water scaling in the oilfield is evaluated with core displacement test.
采用岩心驱替试验评价了商河油田注入水结垢对地层的伤害程度。
Mold Core inlay pieces should be of sufficient strength to prevent deformation, damage and displacement.
模具型芯嵌件应有足够强度、防止变形、位移与损坏。
The canal system generally suffers from frozen heaving in China's north. The form of damage mainly is vertical dislocation and horizontal displacement.
我国北方地区渠系建筑物遭受冻胀破坏的情况相当普遍，其破坏形式有垂直变位和水平变位。
The axial compressive load-displacement curves and damage patterns are compared between the hollow thin wall metal cylinders and the thin wall metal cylinders filled with polyurethane foam in test.
试验比较了空心薄壁金属圆筒和充填聚氨酯的薄壁金属圆筒的轴向抗压荷载-位移曲线和破坏模式。
Most of structural damage identification is based on the results of displacement mode. The limitation of the results makes the identifying effects not well.
目前结构损伤识别大多是基于位移模态的试验结果进行的，但由于位移模态结果的局限性，很多情况下识别效果并不明显。
The farther the explosion source is, the bigger the damage degree and the displacement of the surrounding rocks are. The accumulative damage effect has distinct nonlinear characteristics.
与爆源越近，围岩的损伤度和位移量越大，越远越小，且累计损伤效应呈现明显的非线性特征。
By using this method, the damage of surface gas drainage holes caused by induced excessive mining displacement can be effectively reduced if not being avoided.
采用提出的计算方法可避免由于受采动影响对地表瓦斯抽放钻孔引起的过大变形及其所造成的破坏。
Real time investigstions on the thermal process of laser-induced damage of a Almirror and a reflectance-increasing Al mirror by photothermal displacement technique(PDT)are described.
介绍利用光热偏转技术对铝镜及反射率增强铝镜的激光损伤的热过程进行实时研究。
A new micro constant force displacement sensor with micro and constant measurement force is introduced. It can realize the measurement of bullet marks without damage on the surface of sample bullets.
该系统采用了一种新型的微恒力位移传感器，该传感器具有测量力小且恒定的特点，因此，可以实现对弹头表面痕迹的无损测量。
No damage or displacement of the fire control equipments is allowed.
禁止动用或损坏消防器材；
Therefore, how the displacement mutation and calculation convergence happened can be as a criterion to judge the roof damage.
因此，将监测点位移是否突变、计算是否收敛作为顶板破坏的判据。
Based on the theory of displacement back analysis and the theory of geometrical damage, identification of damage parameters in joint rock mass is studied in this paper.
基于位移反分析理论及几何损伤理论，对巷道裂隙岩体的损伤参数进行了辨识。
The prestressed fabricated connection has enough displacement restoring capacity, which reduces the frame damage in earthquake and can be repaired conveniently.
预应力的作用使得试件有很强的变形恢复能力，有利于震后修复。
The large lateral displacement of soft soil layer is the main factor to cause the severe earthquake damage of subway stations.
软土侧向大变形将是造成地铁车站结构严重震害的主要因素。
The large lateral displacement of soft soil layer is the main factor to cause the severe earthquake damage of subway stations.
软土侧向大变形将是造成地铁车站结构严重震害的主要因素。
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