Among aluminium alloy indirect extrusion producing period, various process condition influence different result to the coarse grain structure.
铝合金反向挤压过程中，不同的挤压工艺条件对粗晶组织将产生不同的影响。
The exterior quality of the hollow billets for indirect tube extrusion is presented.
挤压铝合金管材用空心铸块外观质量提出了要求。
The exterior quality of the hollow billets for indirect tube extrusion is presented.
挤压铝合金管材用空心铸块外观质量提出了要求。
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