“competent bed”概念、定义、翻译-科学时代

单词	competent bed
释义	矿业工程技术词汇手册 competent bed 坚固岩层；强岩层
随便看	resin resin resin acid resin adhesive resination resin bead technique resin-bonded graphite brush resin canal resin cavity resin-coated resin coated paper resin-coated paper (RC) resin content resin degradation res indivisibiles resin duct resin entrapping inorganic ion exchanger resin exchange capacity resin finishing agent resin formulation resin for rubber hard increasing resin fouling resiniferous resiniferous tree resinification

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。