“低频天波传播”的概念、定义、翻译、参考文献-科学参考

单词	低频天波传播
释义	低频天波传播 Encyclopedia 工学电离层电波传播释 sky wave propagation for low frequency低频天波传播地面发射的频率为30～300千赫的无线电波，经电离层反射再回到地面的传播方式。
随便看	Yong yong Yong'an Shi Yong'an Textile Company Yong Bi Eo Cheon Ga Yongchang Fortress Yongchang Xian Yongcheng Shi Yongchuan Museum (Chen Zizhuang Art Exhibition Hall) Yongchuan Qu Yongchuan Xiuya tea Yongchun Quan Yongchun Xian Yongcui Mountain Villa Yongde Daxueshan Yongde Daxueshan Guojiaji Ziran Baohuqu Yongdeng Xian Yongde Xian Yongding He Yongding Qu Yongding River Levee Yongding Xinhe Yongding Yangxi Opera Troupe of Zhangjiajie City Yong feng polder Yongfeng Xian

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。