网络释义
1)WCOEIEIT 1990,World Conference on Environmental Information Exchange in the 1990s,1990年代环境资料交流问题世界会议2)~(19)F NMR, ̄(19)NMR3)~(19)F NMR,~(19)FNMR4)pair 19,19对5)19 th,19届6)Radiation dose,铱-197)19 years,19年8)MSP1_(19),MSP1_(19)9)Nineteen hole,19穴10)Block Fang 19,房19断块