以下为句子列表：
英文: According to the degradation situation of the ecosystem and human activities fresures, in this paper, countermeasures for restoration and repair of degraded ecosystem are suggested, and new idea are provided for ecological protective screen construction i
中文: 本文根据生态环境退化的现状和人为活动的特点，提出了生态环境恢复和整治的对策，为岷江上游民族地区生态屏障的构建提出新思路。
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