百度
谷歌
图片
维基
百科
NEFD
nefedieffite
neferine
Nefertiti
neflexine
NEFO
nefud
neg
neg placement
neg.
negabinary
negacyclic code
negamycin
negapillin
negate
negate instruction
negate novelty
negate routine
negated
negated combined condition
negated simple condition
negater
negater spring
negation
negation element
negation gate
negational
negationist
negative
negative (image)
nefedieffite
neferine
Nefertiti
neflexine
NEFO
nefud
neg
neg placement
neg.
negabinary
negacyclic code
negamycin
negapillin
negate
negate instruction
negate novelty
negate routine
negated
negated combined condition
negated simple condition
negater
negater spring
negation
negation element
negation gate
negational
negationist
negative
negative (image)
NEFD
=Noise Equivalent Flux Density 噪声等效通量密度