1. Methods To combine questionnaire investigation with interview. �����ʾ�����ͷ�̸���ϡ�
2. Method Symposium on special topic, questionnaire, analysis of former study results. ����ר�����ۻᡢ�ʾ����顢ǰ���о����������
3. This questionnaire is designed to collect data of the new product��Home Theater Watch and to find out the potential market. �������ʾ������Ŀ����Ϊ���ռ��²�Ʒ----��Яʽ��ͥӰԺ�ֱ������ݣ��ҳ�DZ�ڵ��г���
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n.
1. a form containing a set of questions; submitted to people to gain statistical information