The paper explains the verification importance, method, procedure and key points of the electrical working drawing of a refining chemical device and some problems of common drawings.

阐述了炼化装置的电气施工图纸审核的重要性、审核的方法、审核顺序、审核要点，以及常见图纸问题。

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Then the key points in design of the automatic drawing die were discussed, including the structure, the working procedure, and the automatic feeding mechanism.

介绍了铝茶壶嘴的成形工艺，自动拉伸模具的结构、工作过程、设计要点及自动送料机构。

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Then the key points in design of the automatic drawing die were discussed, including the structure, the working procedure, and the automatic feeding mechanism.

介绍了铝茶壶嘴的成形工艺，自动拉伸模具的结构、工作过程、设计要点及自动送料机构。

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