Ȫ����L(f��ng)ͨ�L(f��ng)�O(sh��)�����޹�˾
���I(y��ng)�I(y��)��(w��)��Ȫ���S��ʽ���L(f��ng)�C(j��),Ȫ�ݹ�(ji��)��ؓ(f��)���Ś���,Ȫ���x�ij��L(f��ng)�C(j��),Ȫ���x��ʽ���L(f��ng)�C(j��),Ȫ��ˮ��ؓ(f��)���L(f��ng)�C(j��)
�ھ��u(p��ng)Փ