So please find some other Preform or other Manufacturing company Like bottle manufacture or plastic products manufactures.
那么请找出某一其他预先形成或象瓶制造或塑料产品的其他制造企业制造。
Preform design is one of the key steps in precise plastic forming, and backward simulation technology plays important role in preform design.
预成形毛坯设计是精密塑性成形工艺的核心环节，而反向模拟技术可以实现预成形设计的高效化、数字化和智能化。
Abstract: Forging quality and technical economic benefit of plastic working industries strongly depend on preform sequence and preform design.
文摘：锻件质量和锻造行业的技术经济效益很大程度上取决于预成形工步和预成形设计。
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