FRESadj.耐火的
FRabbr.故障率(=failure rate)abbr.故障记录(=faillure record)abbr.故障报告(=failure report)
frenula praeputii[医] 包皮系带
freght locomotive货运机车
Frenectomy of lip唇系带切除术
Fresnel clearance菲涅尔余隙
fructus papaveris[医] 罂粟壳(米壳)
freguency itemset频集
Freiburg's method
fructus toosendan川栋子
Fresnel's formula
fructus gardeniae栀子