292 CorporateAction N 除权除息标志A =除股息(Ex-Dividend) B =除分配(Ex-Distribution) C =除权(Ex-Rights) D =新股(New) E =除利息(Ex-Interest) N =正常(Normal) 8522 NoIndicesParticipated N 所属指数数量 ..
We conducted an extensive field survey of current geographic distribution of their natural range, and in situ and ex situ conservation status of the remnant populations of the two genera.
本研究通过野外调查，了解了中国秤锤树属与长果安息香属植物的地理分布、濒危现状及其迁地保护状况。
2
Dalton board is an instrument used to ex-plain statistics disciplinarian of velocity distribution of air molecule movement.
道尔顿板是用来说明气体分子运动速率分布统计规律性的教学仪器。
3
A new on-line method to determine the particle size distribution using light ex-tinction is proposed in this paper.