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��īI��

[1]ꑽ��x,��.��·��Uˮ̎��̽�B[J].�oˮ��ˮ,2002,28,(4):29-31.

[2]��f�A.��·��S�ďUˮ̎��[J].�Ї��oˮ��ˮ,1999,15(6):47-48.

[3]�~��,��Q,ë�l(w��i)��,��.��·��S�Uˮ̎��̌��[J].��I(y��)ˮ̎��,2004,24(6):52-54.

[4]�T��,��Ԏr,�Ⱥ�.늻��W��g�ڭh(hu��n)��еđ��[M].��:��W��I(y��)��,2002.

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