There are unique soil erosion and sediment yield characteristics in the gentle hilly black soil regions of the Northeast China for its unique physiogeographic condition and humanistic community.
东北黑土漫岗区由于其独特的自然地理与人文环境特征表现出独特的侵蚀产沙特性。
Today, the society is entering humanistic community. The concerns for human health, rights and other things have increased steadily.
当今社会正步入人文社会，对人的健康，权利等的关注逐年攀升。
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