Imaging Science and Photochemistry ›› 1992, Vol. 10 ›› Issue (2): 189-192.DOI: 10.7517/j.issn.1674-0475.1992.02.189

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  • Received:1990-12-15 Revised:1991-04-13 Online:1992-05-20 Published:1992-05-20