Summed up is the process of the crack treatment on spot, the theory analysis and the design improvement of the hugging-bearing box body (HBBB) for SS7-type electric locomotive.

全面总结了韶山7型电力机车抱轴箱体在使用中发生裂纹的现场处理、理论分析和设计改进的过程。

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The analyzed result provides design theory for the new type bus and reference for the rebuilding and optimizing of the body structure design.

分析结果为新车型的开发提供设计依据，为车身结构设计的改进和优化提供参考。

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Under the right conditions, these cells can replenish themselves indefinitely in the laboratory, and they can, in theory, turn into any type of cell in the body.

NPR: Making Sperm, No Men Necessary

Embryonic stem cells are seen by many researchers as having great potential because they can in theory be coaxed to create any kind of cell type in the body.

FORBES: Stem Cells' Double Breakthrough