1. Your imperfectness perhaps is my perfectness. ��IJ������������ҵ�������
2. But surveying and application of canopy closure are restricted because of obscure concept and imperfectness of measuring method. ���ǣ����նȵĸ���ģ�����ⶨ���������ƣ���Լ�����նȵĵ�����Ӧ�á�
3. Besides the producer and distributor's moral decline in profit seeking, the imperfectness in food safety guarantee mechanism is a more important cause of the rises of such cases. ����ҹ�ʳƷ��ȫ�����Ž���������Ҫԭ����������̡���Ӫ��Ψ����ͼ��������ɥ�⣬�������ҹ�ʳƷ��ȫ���ϻ��ƵIJ���ȫ��