“rectifying column”概念、定义、翻译-科学时代

单词	rectifying column
释义	矿业工程技术词汇手册 rectifying column 精馏塔；富集塔
随便看	college days college dean college diploma college dropout college education college education college English college enrolment college enrolment ratio college enrolment system college entrance board college entrance examination College Entrance Examination Board college entrance examination system college entrance rate college environment college faculty college faculty rank system college for training managerial personnel college freshman college governing body college graduate college head college journal college library

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。