“收缩扩张喷管”的概念、定义、翻译、参考文献-科学参考

单词	收缩扩张喷管
释义	收缩扩张喷管 Encyclopedia 工学喷管释 converging-diverging nozzle收缩扩张喷管横截面积沿流动方向先减小后增大的喷管。又称拉瓦尔喷管。
随便看	Radom National Park Radon radon radon-220 radon-222 Radon and its daughter elements measuring instrument/emanometer Radon and Radon daughter elements survey Radon and Thoron analyzer Radon derivative radon exhalation monitor radon governance Radon integral radon isotope hydrogeology Radon measure radon measurement radon monitor Radon-Nikodm derivative Radon-Nikodm property Radon-Nikodm theorem Radon Nikodym theorem Radon-Nikodym theorem Radon protection Radon quadrature radon survey Radon survey in water

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。