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生态屏障
处于某一特定区域,具备完善的生态系统结构、过程与功能,能有效保障区域内外乃至国家生态安全的复合生态系统。
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qiwei baizhu powder
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Qixia Temple
Qixia Temple in She Mountain by Gong Xian
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Qixinglazi Nature Reserve
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