单词	可动轨条
释义	可动轨条movable rail双向☞移车台--可动轨条
随便看	n-ary number system n-ary operation n-ary predicate n-ary pulse-code modulation n-ary relation n-ary relationship n-ary tree nar’yan-mar n.a.s. nas nas- nasa nasa communications operating procedures nasa communications operating procedures，nascop nasa data processing facility nasa data processing facility，ndpf nasa end to end data system nasa end to end data system--need nasa end to end data system，need nasa energy cost analysis program nasa energy cost analysis program--necap nasa energy cost analysis program，necap nasa, gara nasa (intermational ultraviolet explorer (iue) ---nasal