The ratio of frequency difference square is provided to determine crack damage location.
将激振试验结果用频率变化平方比法来进行裂缝损伤位置检测,找到了裂缝损伤的位置。
A dynamic test of simple-supported-beam suffered from a number of crack damage scenarios is carried out to find out local crack damage location by functional analysis and function extremum theorem.
对简支梁遭受多种裂缝局部损伤的动力特性进行试验研究,并通过泛函分析及泛函极值定理确定出局部裂缝损伤位置,然后再代入弹簧刚度模型求出裂缝深度参数,识别结果与实际模拟结果平均误差为5。
Crack Monitoring of Concrete Beam Based on Piezoelectric Sensor
基于压电陶瓷的混凝土裂缝损伤监测
The Dynamical Analysis of the Cracked Structures and the Research on Crack Indentification
裂缝损伤结构动力分析及其识别方法研究
Experimental study on vibration-based crack damage detection method for concrete arch dams
混凝土拱坝裂缝损伤检测振动法的试验研究
The Research of Temperature Damage Model and Crack Control of Multi-ribbed Slab Wall;
密肋复合墙板温度损伤模型及裂缝控制方法研究
The Application of Distributed Optical Fiber Sensing System to Crack Detecting in Concrete Bridges
分布式光纤裂缝传感系统在混凝土桥梁损伤识别中的应用
Simulation research on relationship between relative damage of rock and fracture permeability after exploding wave bypassing
激波掠过后岩石相对损伤度与裂缝渗透率关系模拟实验研究
Research on Fracture and Crack Arrest in Ship Structures
裂纹损伤舰船结构的断裂及止裂研究
Surgery Treatment of Peri-sylvian Area Contusion of Brain and Vein Injury
外侧裂区脑挫裂伤伴侧裂静脉损伤的手术治疗
a deep wound, cleft, border, shelf
深进去的伤口、 裂缝、 边缘、 搁板
A torn or split place, especially along a seam.
裂口破损或撕开的地方，尤指沿缝合处
Image Acquisition System Design on the Road Surface Crack Nondestruction Testing
路面裂缝无损检测图像采集系统设计
from developing small cracks that grow, weaken, and destroy it.
不断产生小裂缝，这些裂缝能损害并最终毁坏塑胶制品。
Investigation on the damage-fractured process of single fractured rock
单裂隙岩石损伤断裂过程的试验研究
A crack, crevice, or split.
裂缝裂隙、缺口或裂缝
A break in the skin, usually where it joins a mucous membrane, producing a cracklike sore or ulcer.
裂，溃疡通常在连结粘膜的皮肤上的破裂，引起裂缝样的伤口或溃疡
CIRCLE INVAGINATION SUTURE METHOD FOR PRIMARY REPAIR OF INJURY OF FLEXOR TENDON OF HAND
套圈缝合法一期修复手部屈肌腱损伤
The Effect and Mechanism of Initial Damage on Ductile Damage Evolution and Fracture in Steel;
初始损伤对后续损伤演化和断裂的影响及机理
Transient Response of Structures with Cracks and Crack Identification;
含裂纹损伤结构的瞬态响应和损伤识别