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| aeolian desertification evaluation (通过沙漠化地区的植被变化，地貌特征，土地生产力衰减或恢复状况等沙漠化指征，评估一个地区沙漠化发展趋势，治理沙漠化的成效等，一般分等级进行); sandy desertification evaluation | |||
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