Imaging Science and Photochemistry ›› 1998, Vol. 16 ›› Issue (4): 363-366.DOI: 10.7517/j.issn.1674-0475.1998.04.363

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  • Received:1997-12-18 Revised:1998-04-21 Online:1998-11-20 Published:1998-11-20