摘要
Thedynamicbehavioroftwoparallelsymmetriccracksinapiezoelectricstripunderharmonicanti-planeshearwavesisstudiedusingtheSchmidtmethodforpermeablecracksufaceconditions.Thecracksareparalleltotheedgeofthestrip.BymeansoftheFouriertransform,theproblemcanbesolvedwiththehelpoftwopairsofdualintegralequations.Theseequationsaresolvedusingtheschmidtmethod.Theresultsshowthatthestressandtheelectricdisplacementintensityfactorsdependonthegeometryofthecracks,thefrequencyofincidentwaves,thedistancebetweencracksandthethicknessofthestrip.Itisalsofoundthattheelectricdisplacementintensityfactorsforthepermeablecracksurfaceconditionsaremuchsmallerthanthosefortheimpermeablecracksurfaceconditions.
出版日期
2002年04月14日（中国期刊网平台首次上网日期，不代表论文的发表时间）
