“diamond drill”的概念、定义、翻译、参考文献-科学参考

单词	diamond drill
释义	diamond drill [`dī·mǝnd ´dril] ^{DESIGN ENGINEERING} A drilling machine with a hollow, diamond-set bit for boring rock and yielding continuous and columnar rock samples.
随便看	escape hatch escapement escape orbit escape probability escape rocket escape tower escape trunk escape velocity escape wheel escaping tendency escar escarpment eschar escharotic Escherichia Escherichia coli Escherichieae Eschka mixture eschwegeite Eschweiler-Clarke modification eschynite Esclangon effect E scope escort fighter escribed circle

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