��ˮ��Ⱦ��Ҏ(gu��)��c��I�B(y��ng)��Ƒ�(zh��n)��о�

��r�g��2012-07-27 10:43 ��Դ��h(hu��n)��ƌW(xu��)�W(xu��)�� : �� x��2488

ժҪ����(j��)��ˮ��Ⱦ��εěQ��,��ϵ�y(t��ng)��ˮ�h(hu��n)��׃څ�ݺ��u��׃�T��Ļ��A(ch��)��,��ˮ�h(hu��n)��d��Ʒ��A(ch��),��˵��ˮ��Ⱦ��L��Ҏ(gu��)��о��ķ��wϵ,��:��}�(q��)�ӡ��{(di��o)��\��,��Ҏ(gu��)��A(ch��),��Ҏ(gu��)��u��{(di��o)��,��Ҏ(gu��)��(zh��n)��;��Դ�^��,��̿��ƺ�ĩ�˿��Y(ji��)�ϵ��Ⱦ�p�Ō��;ͨ�^��(g��u)��3��߶ȡ�8��օ^(q��)��4��Ҏ(gu��)��c��Ⱦ�p�ż��wϵ��龰��,�팍�F(xi��n)��2��Ҏ(gu��)��,��3�ˮ�|(zh��)Ŀ��(bi��o),��4�N��(j��ng)��l(f��)չ�龰�µ�Ҏ(gu��)��Ŀ��(bi��o).�ڴ˻��A(ch��)��,��˵�ظ��I�B(y��ng)��Ƶđ�(zh��n)��˼·��

�P(gu��n)�I�~���� I�B(y��ng)�� L��Ҏ(gu��)�� (zh��n)��

1��(Introduction)
��I�B(y��ng)��Ǯ�(d��ng)ǰ�҇�ˮ�h(hu��n)��I(l��ng)��ش��(zh��n)֮һ,��Ⱦ��Ҏ(gu��)��Ԟ��ṩ��(d��o)�Ժ�ǰհ�ԵĿ��w˼·�c��,��“Ҏ(gu��)��”�ѳɞ��҇��ˮ�h(hu��n)��Ļ��(zh��n)�t֮һ(��˴��,2009;��ѳɵ�,2010;�·��,2010),��

��,��“��”�ԁ�,��ᘌ��c��(��)�ƶ��һϵ�е��ˮ��Ⱦ��Ҏ(gu��)��(��c,2008). �Ե�؞��,��Ⱥ��(zh��n)��ʩ�˵��ˮ��Ⱦ��“��”Ӌ��2010 ��h��Ҏ(gu��)��,��“ʮ��”Ӌ��“ʮһ��”Ҏ(gu��)��a��(��N,2008;��t÷��,2009). ��Ҏ(gu��)��ָ��(d��o)��,“ʮһ��”��g,��Һ͵ط��ʩ�˵��“��󹤳�”,��Ͷ�Y�s170 �|Ԫ��ˮ�|(zh��)��,��ȡ��һ��Ч��(��x��,2011). ��(j��)�O(ji��n)�y��(sh��)��(j��)��,2010 ��زݺ��⺣�ľC�ϠI�B(y��ng)��B(t��i)ָ��(sh��)��2009 ��քe�½�7�� 95%��0. 55%,�⺣2008—2010 ��ƽ��TN ��ȱ�2007 ��½�19. 7%. �M�ܵ��ˮ�|(zh��)��څ�ݵõ��һ��Ķ��,��ĕr�g��е�څ�ݷ��Y(ji��)��,ˮ�|(zh��)��δ�ڸ��ϵõ��,��һ��(n��i)��,ˮ�|(zh��)��ⲿ��Ȼ�l��׃��Ĳ��_��Ȼ�ܴ�(��t÷��,2009;Yang et al. , 2010;�K��,2011). һ��,��~��Ͷ�Y��δ��Ե�ˮ�|(zh��)��,��һ��Ĺ��Ҏ(gu��)ģ�Ԍ��,��ؽ��ƌW(xu��)�ĵ��Ҏ(gu��)��ָ��(d��o)�Mһ��Ⱦ��c��I�B(y��ng)��,��

Ԕ��(n��i)��Ո�鿴��֣�

����D(zhu��n)�d��ǳ��ڂ��f��Ϣ֮Ŀ��,��Ё�Դ��(bi��o)ע�e�`��ַ��ĺϷ��(qu��n)�棬Ո��߳֙�(qu��n)��C��c��W(w��ng)(li��n)ϵ,��҂��r��,��h��x�x,��