DFH DataFileHandler 数据文件处理程序
DFH-D 柴油降凝剂
narrowband DFH 窄带差分跳频
DFH-3 Platform 东三平台
dfh data file handler 数据文件处理程序
The other integral part of our research is differential frequency hopping (DFH) communication system.
本课题的另一个主要研究内容是差分跳频通信系统。
参考来源 - 基于MAP检测的差分跳频通信系统最佳接收方案研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Differential frequency hopping (DFH) is a kind of new frequency hopping (FH) technique.
差分跳频是一种新型的跳频通信技术。
By now, the working hours of DFH - 3 serial satellites had totalled up to nearly 30 years.
迄今为止，东方红三号系列卫星累计运行时间已近30年，积累了相当可观的故障数据。
But still DFH systems are facing the challenge of greater needs for stability and robustness.
然而现有短波差分跳频通信系统仍面临稳定度和健壮度的挑战。
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