引擎是赛车上最重要的部件，与碳纤维的“盆”闩锁在一起，并依次连接变速器和齿轮。

The engine is a stressed component within the car, bolting to the carbon fibre 'tub' and having the transmission and rear suspension bolted to it in turn.

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但是要感谢更轻的齿轮和由很轻的材料制作的结构，像碳纤维，最新的型号重量接近1磅的发电机有希望在明年或者某些时候上市。

But thanks to lighter gears and a framework made of lightweight materials such as carbon fiber, the latest model, which is expected in the next year or so, should weigh closer to one pound.

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用碳纤维和聚四氟乙烯（PTFE）填料对几种常用的塑料齿轮材料进行了改性。

Some plastic gear materials were modified by the way of filling carbon fiber and PTFE.

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