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最近检索词:
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可用检索项:
检索表达式
Please input CQL query expression(join keywords with "and"). For example:
1) infomation and technology
2) author="Wang xuan" or title="computer"
3) dc.title="computer"
Click here for more help.
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检索历史
Degree paper
(
Include
Chinese Acadamical Conferece Papers Database
etc.
)
Chinese Acadamical Conferece Papers Database
Conference paper
(
Include
Chinese Acadamical Conferece Papers Database、CMAC
etc.
)
Chinese Acadamical Conferece Papers Database
SPIE
CMAC
Chinese Conferece Title Database
Technical achievement
(
Include
Chinese science and technology achievement database、High-quality technical achievement goods database
etc.
)
Chinese science and technology achievement database
Technical decision information database
High-quality technical achievement goods database
The national science and technology awards database
important achivement database
National science and technology achievement transaction database
Patent technology
(
Include
Chinese Patent technology database、Europe Patent technology database
etc.
)
Chinese Patent technology database
USA Patent technology database
Europe Patent technology database
Britain Patent technology database
Swiss Patent technology database
Swiss Patent technology database
German Patent technology database
Japan Patent technology database
France Patent technology database
Chinese and foreign standard
(
Include
Chinese and Foreign Standard Database
etc.
)