1. The contribution to the criminology has deferent grades. ����ѧ��Ĺ��ף��в�ͬ�ĵȼ�֮�֡�
2. Select deferent kinds of vegetables, deferent quantities, deferent viscosities of lactic-acid bacterium and sweets to get the best condition to make vegetable-yoghurt. ͨ��ѡȡ��ͬƷ�ֵ��߲˼����������ͬճ�ȵ���������ּ���ζ������������߲����̵����������
3. Methods Exposition the anterior peritoneal space "three canal" and "three ligament" fixed the biological repaid plate in deferent and spermatic vessel on the extra "three ligament". ������¶��Ĥǰ��϶�ġ����ܡ��͡��������������ﲹƬ�̶����侫�ܺ;���Ѫ�������������ġ��������ϡ�