The human nature restoration of humanities knowledge, the human nature introspection of cultural limitation, the human nature promotion of self-chosen are the rationale for humanities education.

对人文知识的人性还原，对文化规定的人性反省，对自我抉择的人性提升，是人文教育须重视的方法原理。

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All restoration of plants against nature is artificial greening.

一切非自然的植被恢复都是人工绿化。

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Thus we should develop the artificial grassland in this area in order to alleviate over-feed stress for nature grassland and to restoration and protection the frail eco-environment in this plateau.

今后，应该大力发展以皮燕麦为主的人工草场生产，减轻由于过度放牧对天然草场的压力，恢复和保护高原脆弱的生态环境。

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