Sheet metal forming is a very important plastic working technology, which has been widely used in industrial domains, and is also one of the advanced manufacturing technologies.

板料冲压成形是一种十分重要的金属板料塑性加工技术，在工业领域有着极为广泛的应用，已成为先进制造代表技术之一。

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Forging quality and technical economic benefit of plastic working industries strongly depend on preform sequence and preform design.

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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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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Skylanders Giants creator unboxes the new Lightcore Jet-Vac character, shares secrets about its origins and the challenge of working in plastic and paint rather than pixels.

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Meanwhile, another company, Plastic Logic, has been working to introduce its notepad-sized 8.5-inch reader targeted at business users.

CNN: New Sony Reader adds touchscreen, wireless downloads

He said the government had no plans to introduce a plastic bag tax but was working with supermarkets to make sure more bags were reused or recycled.

BBC: NEWS | UK | Christmas plastic bag ban urged