1. Associate Professor, College of Architecture and Urban-Rural Planning, Sichuan Agricultural Univ., Chengdu 611830, China (corresponding author).
2. Postgraduate, College of Architecture and Urban-Rural Planning, Sichuan Agricultural Univ., Chengdu 611830, China.
3. Teacher, College of Architecture and Urban-Rural Planning, Sichuan Agricultural Univ., Chengdu 611830, China.
4. Undergraduate Student, College of Architecture and Urban-Rural Planning, Sichuan Agricultural Univ., Chengdu 611830, China.