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平台:
EBSCOhost Business Source Complete
(Available from 2006/11/06 until 2009/06/08.)
EBSCOhost Energy & Power Source
(Available from 2006/11/06 until 2009/06/08.)
ProQuest Agricultural & Environmental Science Database
(Available from 1995/01/09 until 2009/04/27 volume: XXIV issue: 17.)
ProQuest Earth, Atmospheric & Aquatic Science Database
(Available from 1995/01/09 until 2009/04/27 volume: XXIV issue: 17.)
ProQuest SciTech Premium Collection
(Available from 1995/01/09 until 2009/04/27 volume: XXIV issue: 17.)