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Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM

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Page 1: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 2: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 3: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 4: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 5: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 6: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 7: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 8: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 9: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 10: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 11: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 12: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 13: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 14: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 15: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 16: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 17: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 18: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 19: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 20: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 21: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 22: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM
Page 23: Doc18 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025828.pdf · Title: Microsoft Word - Doc18.doc Author: SHARIFI Created Date: 2/4/2012 10:47:17 AM