英语词汇“diamond drill”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	diamond drill
释义	diamond drill noun a drill having a hollow, cylindrical bit set with diamonds, used for obtaining cores of rock samples. Origin of diamond drill First recorded in 1820–30 Words nearby diamond drill diamondback moth, diamondback rattlesnake, diamondback terrapin, Diamond Bar, diamond bird, diamond drill, diamond dust, Diamond Head, diamondiferous, diamond in the rough, diamond jubilee Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for diamond drill In the river wash-borings were made from a floating pile-driver on which was installed a diamond-drill outfit of rods, pump, etc. Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910\|Charles M. Jacobs The man who can bore into the basalt of that mass must have a diamond-drill. The Life and Letters of Lafcadio Hearn, Volume 2\|Elizabeth Bisland
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diamond drill