输入轴碳封圈密封面产生浮泡；碳封圈报废。输入轴上的密封面划伤，研磨修复。

Input seal: input carbon seal was blistered on the sealing face; the input carbon seal was scrap. Sealing face on the input shaft was scratched, and was lapped.

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研究了阿拉善荒漠草地过度放牧和围封恢复对地上植被特征及土壤有机碳的影响。

The study was carried out within the Alxa desert steppe, Inner Mongolia of north China, Alxa desert steppe is one of serious degraded areas in the semiarid zone of north China.

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