It is pointed out that there often occur low frequency sparse compressional wave and low frequency SV surface wave in loose shot layer, their approximate analytic solution being offered also.是什么意思_It is pointed out that there often occur low frequency sparse compressional wave and low frequency SV surface wave in loose shot layer, their approximate analytic solution being offered also.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句