Study of China's participation in UN peacekeeping operations 并列题名:Study of China's participation in UN peacekeeping operations Cutting-edge issues of China's participation in UN peacekeeping operations Study on China's participation of regional economic integration Study on MNCs' participation in Chinese standardization UN's responsibility in peacekeeping operations Legal aspects of United nations peacekeeping operations Dilemma and prospect of the UN peacekeeping operation Legal study on the United Nations Peacekeeping Operation Study on effects of China's participation in international vertical specialization