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B 保护环境,造福人类to protect the environment and benefit the people C 臭氧层损耗 ozone depletion D 定量考核制度 quantitative appraisal system F 防护林工程 the shelter forest project 防护性治理与开发性治理相结合 to com-
B protect the environment and benefit the people C ozone depletion D quantitative appraisal system F appraisal system F shelter forest project protective management and development of governance combined to com-