“coal drill”的概念、定义、翻译、参考文献-科学参考

单词	coal drill
释义	coal drill [`kōl ´dril] ^{MINING ENGINEERING} Usually, an electric drill of a compact, light design; however, also a light pneumatic drill.
随便看	cloudburst treatment cloud cap cloud chamber cloud classification cloud column cloud cover cloud crest cloud deck cloud-detection radar cloud discharge cloud droplet cloud-drop sampler cloud echo cloud flash cloud forest cloud formation cloud height cloud-height indicator cloudiness cloud-ion chamber cloud layer cloud level cloud mirror cloud modification cloud particle

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。