Journal of Zhengzhou University (Engineering Science)[ISSN
1671-6833/CN
41-1339/T] Volume:
20卷
Number of periods:
1999 No.03
Page number:
108-109
Column:
Public date:
1999-01-01
- Title:
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- Author(s):
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- Keywords:
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- CLC:
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- DOI:
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10.3969/j.issn.1671-6833.1999.03.037
- Abstract:
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