F 开头单词
frequency assignation [能源科学技术]频率分配
frequency ambiguity resolution
frequency agility [电子] 频率捷变
frequency accuracy [电子] 频率准确度 频率精度
frequency n.频繁；频率
frequencies n.频率名词frequency的复数形式.
frequence n.频率；频繁 (=frequency)
freq.m. 频率计
freon fibrous glass [机械工程]氟氯烷玻璃棉
freon cloud point [交通运输工程]氟利昂浊点
frenzying n.狂乱；狂暴；狂怒
frenzy n. 狂怒，暴怒，狂暴 v. 使发狂，使狂怒
frenzies n.狂乱；狂暴；狂怒
frenziedly adj.疯狂的；激怒的动词frenzy的过去式和过去分词形式.
frenzied adj.疯狂的；激怒的动词frenzy的过去式和过去分词形式.
frenums [解]系带