椅子的原型有回收再利用的轮胎内胎制造，外覆灯心草，现在被纽约现代艺术博物馆收藏，也令设计者汤姆·狄克逊成为明星设计师。

The prototype, made from recycled inner tubes and covered with rush, ensured stardom for designer Tom Dixon and is now in New York’s Museum of Modern Art.

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充气轮胎又分为有内胎式和无内胎式两种。轮胎的充气量取决于轮胎的种类和用途。

Pneumatic tires are of two types, those using an inner tube and the tubeless type. The amount of air pressure used depends on the type of tire and operation.

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有内胎式轮胎气门是直接做在内胎上的，无内胎式轮胎的气门安装在轮毂上。

On the tire with an inner tube, the valve is mounted on the tube. On the tubeless tire, the valve is mounted on the wheel rim.

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