http://bkds.ustb.edu.cn/ Journal of University of Science and Technology Beijing ( Social Sciences Edition) en 1008-2689 http://bkds.ustb.edu.cn/article/id/d5a53d59-8638-4479-8721-bfb5a852c6c6 Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 1-5. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/d5a53d59-8638-4479-8721-bfb5a852c6c6 1 http://bkds.ustb.edu.cn/article/id/89f48164-1e51-4b81-a08c-64bb19e5e145 Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 6-9. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/89f48164-1e51-4b81-a08c-64bb19e5e145 6 http://bkds.ustb.edu.cn/article/id/3a2b8837-31d3-4351-93d0-9a31385e2dbe Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 10-14. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/3a2b8837-31d3-4351-93d0-9a31385e2dbe 10 http://bkds.ustb.edu.cn/article/id/ec3f369d-c80e-40cd-94f0-36cbd4e80f34 Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 15-25. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/ec3f369d-c80e-40cd-94f0-36cbd4e80f34 15 http://bkds.ustb.edu.cn/article/id/7e6ba640-7aab-4cbe-9c26-4f5f20861671 Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 26-30. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/7e6ba640-7aab-4cbe-9c26-4f5f20861671 26 http://bkds.ustb.edu.cn/article/id/2430b097-26aa-4cb1-bf67-cea4900b1b4d Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 31-35. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/2430b097-26aa-4cb1-bf67-cea4900b1b4d 31 http://bkds.ustb.edu.cn/article/id/fa508341-49cc-44d1-a368-1778f38e808b Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 36-43. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/fa508341-49cc-44d1-a368-1778f38e808b 36 http://bkds.ustb.edu.cn/article/id/58f12ab8-f6e2-4d38-8229-63f43623048e Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 44-46. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/58f12ab8-f6e2-4d38-8229-63f43623048e 44 http://bkds.ustb.edu.cn/article/id/0216bab5-010e-4fe8-9a71-c641c12cb2d4 Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 47-51. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/0216bab5-010e-4fe8-9a71-c641c12cb2d4 47 http://bkds.ustb.edu.cn/article/id/884760b8-77ee-41c2-b9ea-ec71497d8db9 Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 52-56,82. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/884760b8-77ee-41c2-b9ea-ec71497d8db9 52 http://bkds.ustb.edu.cn/article/id/b31b0df5-ffe9-4f1f-beb6-b7a9bab16ce3 Personal use 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http://bkds.ustb.edu.cn/article/id/0cc0a357-46e8-43c3-a855-6e57688a79c6 70 http://bkds.ustb.edu.cn/article/id/2a91e7af-4422-4b0d-a74e-c4d0431ed93e Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 76-82. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/2a91e7af-4422-4b0d-a74e-c4d0431ed93e 76 http://bkds.ustb.edu.cn/article/id/296af35b-096c-4309-9fb7-9ed474234bcf Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 83-98. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/296af35b-096c-4309-9fb7-9ed474234bcf 83 http://bkds.ustb.edu.cn/article/id/25a980a0-0cd5-46e2-882c-d7e75f5e0e85 Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 99-103. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/25a980a0-0cd5-46e2-882c-d7e75f5e0e85 99 http://bkds.ustb.edu.cn/article/id/93b8659e-db41-4769-9bbb-9e35a5ff7560 Personal use only, all commercial 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article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/6d6823f2-c91b-4b9e-ab65-e86cf56e3d34 136 http://bkds.ustb.edu.cn/article/id/92768f84-3c37-429f-890b-8134a214d220 Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 143-146. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/92768f84-3c37-429f-890b-8134a214d220 143 http://bkds.ustb.edu.cn/article/id/4fb7d6ea-ef00-4b97-a19a-10e84a593ad7 Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 147-152,163. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/4fb7d6ea-ef00-4b97-a19a-10e84a593ad7 147 http://bkds.ustb.edu.cn/article/id/76a6b3ce-2711-4407-84b3-3649504c406b Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 153-157. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/76a6b3ce-2711-4407-84b3-3649504c406b 153 http://bkds.ustb.edu.cn/article/id/a63a9267-000b-49e2-8893-8386a7609046 Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 158-163. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/a63a9267-000b-49e2-8893-8386a7609046 158 http://bkds.ustb.edu.cn/article/id/c3c8f431-af60-4a6d-a33b-d81b4bea98f9 Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 164-168. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/c3c8f431-af60-4a6d-a33b-d81b4bea98f9 164 http://bkds.ustb.edu.cn/article/id/7d8b45b6-85da-4c00-9962-020393d1d9d1 Personal use only, all commercial or other reuse prohibited ljj雷竞技下载学报社科版. 2009 25(2): 169-172. article doi: ljj雷竞技下载学报社科版 25 2 http://bkds.ustb.edu.cn/article/id/7d8b45b6-85da-4c00-9962-020393d1d9d1 169