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Abstract:
分析了超声导波在埋地锚杆中传播的特性.在理论上,对于埋地锚杆,40~90 kHz的L(0,1)模态的衰减值在所有模态中最小,传播距离最长;位移模式简单,易于激发;能量速度最大,容易与其他速度较慢模态区别.此段L(0,1)模态可用来对埋地锚杆进行检测.同时建立实验系统,对直径22 mm、长2 m的埋地锚杆进行检测,实验结果与理论分析相吻合.
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岩土工程学报
ISSN: 1000-4548
Year: 2006
Issue: 9
Volume: 28
Page: 1144-1147
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 76
Chinese Cited Count:
30 Days PV: 4
Affiliated Colleges: