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microseismic instrument |
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microseismic instrument [¦mī·krə¦sīz·mik ′in·strə·mənt]
(mining engineering) An instrument for the study of roof strata and supports; it is inserted in holes, drilled at selected points, for listening to subaudible vibrations that precede rock failure. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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