Imaging Science and Photochemistry ›› 1999, Vol. 17 ›› Issue (1): 92-95.DOI: 10.7517/j.issn.1674-0475.1999.01.92

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  • Received:1998-02-24 Revised:1998-06-05 Online:1999-02-20 Published:1999-02-20