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2 ԇ�(y��n)

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2.1.1 ԇ�(y��n)ԭ�ϳɷַ��

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3.2 ɰ�{��(qi��ng)�Ȝyԇ

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4 �Y(ji��)Փ

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��īI(xi��n)��

[1] �n�o�ƣ�۬־��,��K��. �i�F�Ͻ��ڻ��еđ�(y��ng)��[J].�F�Ͻ�,�� 2006 (04) .

[2] ��\��_,��. �س��(qi��ng)��ܻ��cչ��[J].��cˮ�� Ʒ,��2008 (12) .

[3] �β��. ��ˮ�ܻ��ĸ��ԇ�(y��n)�о�[J].��2002 (08) .

[4] �O��.�,��ߠt�V��۵��a(ch��n)��g(sh��)��䑪(y��ng)��[J]. �Ĵ�ˮ��,��2007 (01) .

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