百度
谷歌
图片
维基
百科
NEF
nefalon
nefandous
nefarious
nefariously
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
nefalon
nefandous
nefarious
nefariously
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
NEF
=National Extra Fine (thread)(美)极细牙螺纹