“电离层超短波和微波传播”的概念、定义、翻译、参考文献-科学参考

单词	电离层超短波和微波传播
释义	电离层超短波和微波传播 Encyclopedia 理学　　　电离层超短波和微波传播释 propagation of ultra short wave and microwave in the ionosphere电离层超短波和微波传播超短波的频率范围从30～300兆赫，300兆赫以上为微波波段。这两个波段的无线电波都将穿透电离层传播。
随便看	Go 8 goaf management goal goalball of Summer Paralympics goal-based learning goal-based scenario goal constraint goal coordination method Goal-Directed design goal-free effect goal-free evaluation mode/model goal-line technology goal-oriented learning goal-oriented theory goal production fertilization goal programming goal setting method goal setting theory goal setting training goals for teaching management goals of counseling goals of policy evaluation goals-plans-action theory goal value goal-year texts

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。