声波

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1. 指P波,有时仅限于指液体中的P波,但通常也包括固体中的。近义词:sound wave, sonic wave. 2. 由声波测井仪产生和接受的波列(见acoustic log 和 Figure A-4)这种波列是由传播能量的各种波型合成的。波动的初至通常是在地层中传播的P波,声波测井测量P波速度的倒数,慢度。地层中传播的S波经常是第二个到达的,但有时第二到达的是沿着井壁流体传播的套管波。在泥浆中传播的波通常具有较高频率的成分。一种或多种样式的高振幅,低频率套管波(有时叫Stoneley波)常常有很清楚的波至。3. 更通常的是指弹性波或地震波。