介绍了进风口百叶窗的模具设计，通过工艺分析，简化模具设计及制造。
The mould design of Persian blinds was introduced. By technology analysis, the mould design and manufacturing were predigested.
通过工艺分析，给出了板料预弯卷圆压形工序中压形模具的设计思想、结构和工作过程的设计要点。
Through analyzing the process, the author has offered the idea about designing the compression mold in sheet pre-curved rolling process, key points in the structure and working procedures;
文中通过对站内工艺流程和原油物性的分析，提出了调整流程的建议。
In this article, through an analysis of the process flow and the crude property, Suggestions are given for adjustment.
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