nvmabbr.非挥发性物质(=non-volatile matter)
nn.字母n
N-chloroacetamide[化] N-氯乙胺
n-amyl penicillin[医] 戊青霉素
N-trifluoroacetylN-三氟乙酰(基)
n-hexyl acetylene正己基乙炔
n-butyl mercaptan正丁硫醇
Nv Wa Mends the Sky女娲补天
n - butyl alcohol正丁醇
n-place predicate多位谓词
n-Dodecyl alcohol正十二醇
N-oxysophocarpine氧化槐果碱