The research showed that the structure of weld mark was connected with the material formulation, die mould of extrusion machine and parameters of processing technology.
研究发现，熔接痕的结构与材料配方、挤出机机头模具及加工工艺参数均有关系。
To the problem of automatic finishing and polishing and processing of mould surface in mould manufacturing, a digitized magnetic abrasive finishing and polishing technology are introduced.
针对模具制造过程中模具表面的自动化研抛光整加工的问题，介绍了一种数字化磁力研抛技术。
The technology characters of adsorption mould of tank are analyzed, and the processing of 192WXT adsorption mould is also introduced.
分析了箱体吸塑模的工艺特点，着重介绍了1 92WXT吸塑模的加工工艺。
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