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平台:
EBSCOhost Academic Search Complete
(Available from 1997/02/01.)
EBSCOhost Environment Complete
(Available from 1997/02/01.)
EBSCOhost OmniFile Full Text Select
(Available from 2002/11/01.)
EBSCOhost STM Source
(Available from 1997/02/01.)
ProQuest Agricultural & Environmental Science Database
(Available from 1998/06/01. Most recent 2 year(s) not available.)
ProQuest Earth, Atmospheric & Aquatic Science Database
(Available from 1998/06/01. Most recent 2 year(s) not available.)
ProQuest SciTech Premium Collection
(Available from 1998/06/01. Most recent 2 year(s) not available.)