Date of Publication:2007-01-01 Hits:
Affiliation of Author(s):经管学院
Journal:重庆工学院学报（自然科学版）
Document Code:xzpajph0-ppg7-860a-qiv1-7cttcdj3vvn9
Volume:21
Issue:5
Page Number:104-106+110
ISSN No.:1671-0924
Translation or Not:no
Date of Publication:2007-01-01
Date of Publication:2007-01-01