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509
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467
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101
102
103
104
105
106
出版 1991
Full text available from ABI/INFORM Trade & Industry: 09/01/2005 to 07/31/2015Full text available from Career & Technical Education Database: 09/01/2005 to 07/31/2015
Full text available from Earth, Atmospheric & Aquatic Science Database: 09/01/2005 to 07/31/2015
Full text available from Engineering Database: 09/01/2005 to 07/31/2015
Full text available from Environmental Science Database: 09/01/2005 to 07/31/2015
Full text available from Science Database: 09/01/2005 to 07/31/2015
电子
杂志
107
108
109
110
111
出版 1989
Full text available from ABI/INFORM Trade & Industry: 04/11/1994 to 12/19/2011Full text available from Advanced Technologies & Aerospace Database: 04/11/1994 to 12/19/2011
Full text available from Career & Technical Education Database: 04/11/1994 to 12/19/2011
Full text available from Engineering Database: 04/11/1994 to 12/19/2011
Full text available from Military Database: 04/11/1994 to 12/19/2011
电子
杂志
112
Full text available from Australia & New Zealand Database: 01/01/2008 to present
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电子
杂志
113
114
Full text available from ABI/INFORM Trade & Industry: 01/01/1991 to 06/30/2017
Full text available from Advanced Technologies & Aerospace Database: 01/01/1991 to 06/30/2017
Full text available from Career & Technical Education Database: 01/01/1991 to 06/30/2017
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Full text available from Research Library: 01/01/1991 to 06/30/2017
电子
杂志
115
出版 1981
Full text available from Arts & Humanities Database: 04/01/1998 to 10/31/2018Full text available from PRISMA Database with HAPI Index: 04/01/1998 to 10/31/2018
Full text available from Research Library: 04/01/1998 to 10/31/2018
Full text available from PRISMA Database with HAPI Index: 04/01/1998 to 10/31/2015
电子
杂志
116
Full text available from Advanced Technologies & Aerospace Database: 09/01/1997 to 11/30/2018
Full text available from Arts & Humanities Database: 09/01/1997 to 11/30/2018
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电子
杂志
117
118
119
120
Full text available from Career & Technical Education Database: 12/01/1996 to 09/30/2011
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Full text available from Military Database: 12/01/1996 to 09/30/2011
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Government Document
电子
杂志