Ferda费尔达FER-fer.suf.表示“带有者”FER.abbr.浮点出错(=Floating Error)ferri-chrome tape铁铬带Ferromagnetic chain铁磁链Ferula ferulaeoidesn.多伞阿魏ferroelectric phase铁电相ferromagnetic relay铁磁继电器fermat last theorem费马最后定理ferroelectric aging铁电老化Fermat's conjectureferromagnetic alloy铁磁性合金ferrocene compounds亚铁化合物