The existence of such transformations depends on the alloy system in question and the diffusion process described earlier governs the way in which a given transformation takes place.

这种转变是否存在取决于所研究的合金系统，而某给定转变发生的方式受到前述扩散过程的控制。

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This shows the diffusion of alloy elements forming carbide must be taken during the process of bainite growing.

这表明在贝氏体长大过程中存在合金元素的扩散。

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Mainly describe the design parameters of aluminium alloy diffusion and the development process, and also solve the design of pressure device.

介绍了铝合金扩散焊炉的设计参数及研制过程，并解决了加压装置的设计。

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