Utilization and conservation items of wild vegetable resources in Inner Mongolia have also been discussed based on the results of the basic characteristics analysis an.

在此基础上探讨了内蒙古野生蔬菜资源的开发利用与保护问题。

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The basic fatigue failure characteristics have been analyzed according to the stress analysis and simulation test under inhomogeneous swallowtail between compressor disk and blade.

分析了非均匀接触下燕尾形榫头连接的应力状态，并借助于模拟试验，提出了非均匀接触导致疲劳破坏的基本痕迹特征。

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Basic on the comparison and analysis of the characteristics of water resources in North China, the problems and basic counterplans are brought forward in this paper.

通过对中国北方水资源特征的对比分析，提出北方水资源存在的问题以及解决这些问题的基本对策。

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