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Abstract:
分析了自由钢杆与置于土壤中钢杆的频散曲线,并利用所建立的试验系统,采用导波技术,对上述两种锚杆的长度进行了检测.结果表明,频散曲线可以作为导波检测的理论指导,利用频散曲线选择合适的频率范围,通过激励纵向轴对称L(0,1)模态的导波可有效地检测锚杆长度;与置于空气中锚杆相比,置于土壤中锚杆的端面回波的信号幅度有所衰减,并且利用L(0,1)模态实现了对埋于土壤中锚杆缺陷的检测.
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无损检测
ISSN: 1000-6656
Year: 2007
Issue: 5
Volume: 29
Page: 237-240
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 17
Chinese Cited Count:
30 Days PV: 5
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