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rock drill |
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rock drill [′räk ‚dril] (mechanical engineering) A machine for boring relatively short holes in rock for blasting purposes; motive power may be compressed air, steam, or electricity. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Bordetella avium Bordetella bronchiseptica Bordini effect Bordone, Paris Borduas, Paul-Émile bore bore axis bore bit bore diameter bore evacuation bore evacuator bore expansion bore premature bore riding pin boreal |
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