我們這旮瘩有很好的bike trail,經常見到個老頭騎巨大的獨輪車,比下麵的還大,有什麽鏈條傳動的。人坐在頂上隻有一點點大。可惜每次都來不及拍照。
傳動裝置如下,但下麵輪子巨大
我們這旮瘩有很好的bike trail,經常見到個老頭騎巨大的獨輪車,比下麵的還大,有什麽鏈條傳動的。人坐在頂上隻有一點點大。可惜每次都來不及拍照。
傳動裝置如下,但下麵輪子巨大
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