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Originally posted by zky0005 at 2009-2-18 10:42: 牛车用了有几千年了,技术更非常成熟!用得着生产自行车?摩托车?汽车`````?
Originally posted by 弹断的心弦 at 2009-2-20 11:50: OHC比UHC的气门控制要精确得多
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