Difference between revisions of "Dictionary:Acoustic wave/zh-hans"

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(Created page with "<b>1</b>. 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:<b>sound wave, sonic wave. 2</b>. 由声波测井仪产生和接受的波...")
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<b>1</b>. 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:<b>sound wave, sonic wave. 2</b>. 由声波测井仪产生和接受的波列(见[[Special:MyLanguage/Dictionary:acoustic_log|''acoustic log'']] Figure [[Special:MyLanguage/Dictionary:Fig_A-4|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。<b>3</b>. 更通常的是指弹性波或地震波。
<b>1</b>. A P-wave, sometimes restricted to P-waves in fluids, but often including those in the solid earth. Synonyms: <b>sound wave, sonic wave. 2</b>. The wavetrain generated and detected by a sonic-logging sonde (see [[Special:MyLanguage/Dictionary:acoustic_log|''acoustic log'']] and Figure [[Special:MyLanguage/Dictionary:Fig_A-4|A-4]]). The wavetrain is a composite of various modes of energy transfer. The first arrival usually results from P-waves traveling in the adjacent formation, where the sonic log measures the slowness (specific transit time or inverse of its velocity). An S-wave traveling in the formation is sometimes a second arrival, but sometimes the second arrival is a tube wave in the borehole fluid. Waves traveling through the mud usually have relatively high-frequency content. Modes of high-amplitude, low-frequency tube waves (sometimes called Stoneley waves) are often distinct arrivals. <b>3</b>. More generally, any elastic wave or seismic wave.
 
  
 
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File:Sega4.jpg| FIG. A-4. <b>Acoustic wavetrain</b> in a borehole (idealized).
 
File:Sega4.jpg| FIG. A-4. <b>Acoustic wavetrain</b> in a borehole (idealized).
 
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Revision as of 18:18, 18 January 2018

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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。