“bad top”的概念、定义、翻译、参考文献-科学参考

单词	bad top
释义	bad top [`bad ´täp] ^{MINING ENGINEERING} A weak roof in a coal mine; sometimes develops following a blast.
随便看	milli-inch milli-k Millikan meter Millikan oil-drop experiment milliliter milli-mass-unit millimeter millimeter of mercury millimeter of water millimeter wave millimetric wave milli-micro- millimicron milling milling cutter memotron menacme menarche mendelevium Mendelian genetics Mendelian population Mendelian ratio Mendelism Mendel's laws mendip

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。