“fractional column”概念、定义、翻译-科学时代

单词	fractional column
释义	矿业工程技术词汇手册 fractional column 分馏塔
随便看	missile demonstration missile detection missile deterrent missile dispersion missile Doppler missile Doppler （Midop） missile electrical harness tester missile emplacement missile-equipped ship missileer missile escort team missile firing missile force missile frigate missile ground radar missile guidance missile guidance laser radar missile handling missile hand-over missile head missile homing missile impact point missile interception missile intercept simulation system missile launch

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。