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Page 1: Doc5 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/102052.pdf · Microsoft Word - Doc5.doc Author: Administrator Created Date: 5/17/2007 12:05:56 AM
Page 2: Doc5 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/102052.pdf · Microsoft Word - Doc5.doc Author: Administrator Created Date: 5/17/2007 12:05:56 AM
Page 3: Doc5 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/102052.pdf · Microsoft Word - Doc5.doc Author: Administrator Created Date: 5/17/2007 12:05:56 AM
Page 4: Doc5 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/102052.pdf · Microsoft Word - Doc5.doc Author: Administrator Created Date: 5/17/2007 12:05:56 AM
Page 5: Doc5 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/102052.pdf · Microsoft Word - Doc5.doc Author: Administrator Created Date: 5/17/2007 12:05:56 AM
Page 6: Doc5 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/102052.pdf · Microsoft Word - Doc5.doc Author: Administrator Created Date: 5/17/2007 12:05:56 AM
Page 7: Doc5 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/102052.pdf · Microsoft Word - Doc5.doc Author: Administrator Created Date: 5/17/2007 12:05:56 AM
Page 8: Doc5 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/102052.pdf · Microsoft Word - Doc5.doc Author: Administrator Created Date: 5/17/2007 12:05:56 AM