“收敛—扩张喷管”概念、定义、翻译-科学时代

单词	收敛—扩张喷管
释义	市政工程词汇手册 convergent-divergent nozzle 收敛—扩张喷管
随便看	alloy iron alloy magnetic head material alloy painting alloy phase alloy plating alloy plating alloy steel alloy steel allozyme all parallel ADC all-party all-pass filter all-pass filter all-pass optical filter all-pay auction all people's property all-person labour productivity all-points bulletin（APB） Allport-Vernon-Lindzey study of values all possible subsets regression all published all-purpose all-purpose balance sheet all-purpose camera all-purpose cleaner

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。

convergent-divergent nozzle