“收敛扩散喷管”概念、定义、翻译-科学时代

单词	收敛扩散喷管
释义	矿业工程技术词汇手册收敛扩散喷管 Laval nozzle
随便看	quota holders list quota holding quota immigration quota management quota management quota man-hour quota of book sales quota period quota permit system quota premium quota prior allocation certificate quota quantity quota reference quota restraint quota restriction quota sample quota sample quota sample quota sample quota sample quota sampling quota sampling quota sampling quota sampling quota sampling

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。