非生活环境条件
nonliving environmental condition
学习生活环境
Environment of living and study
生活居住环境
living conditions of urban life
生物不能生活的环境条件
non-living environ-mental condition of organisms
成都科技大学化工系环境生物技术室
Chengdu university of Science and Technology
Research Group of Environmental Biotechnology
次生环境
Secondary environment
secondary environment impacts