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We encounter PVC on a daily basis in products ranging from toys, packaging, and lawn furniture to water and sewer pipes, medical equipment, and building materials.

PVC在日常生活产品中无处不在，从玩具、包装袋、草地设施到水管和下水道、医疗设备和建筑材料。

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As the hatch slowly closes, the weight rises inside a section of PVC pipe.

随着出口板缓慢合上，一截PV c管内的重量也增加。

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For the 12, 000-seat basketball arena, architects at Wilkinson Eyre devised a rapidly erected steel-frame system shrink-wrapped with a white PVC skin, the curved steel stretchers forming a pattern of alternating diagonal projections on the outside.

WSJ: London Olympics 2012 | These Knock-Down, Shrinkable Games | By Hugh Pearman

The frame is no longer assembled from laser-etched wood, instead there's a powder-coated steel frame with PVC plastic sides to help shield the various moving parts and lend an air of professionalism to the affair.

ENGADGET: MakerBot unveils Replicator 2, 2X and launches retail store, we go eyes-on