“shaft drilling”的概念、定义、翻译、参考文献-科学参考

单词	shaft drilling
释义	shaft drilling [`shaft ´dril·iŋ] ^{MINING ENGINEERING} The drilling of small shafts up to about 5 feet (1.5 meters) in diameter with the shot drill.
随便看	ammonoxidation Ammon's law Ammotheidae ammoxidation ammunition ammunition belt ammunition box ammunition carrier ammunition chest ammunition day of supply ammunition depot ammunition dump amnesia amnesic aphasia amnicolous amniocentesis amniochorionic amniogenesis amniography amnioma amnion amnionitis amniorrhea amniorrhexis amnioscope

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