滑板手推车

carolfeeling

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将滑板车与手推车组合到一起，不仅能够提高工作效率，还能够让人工作时忙里偷闲的娱乐一下。
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$ e* ?/ {" X9 Y$ a' G2 J公仔箱論壇该产品车体重量为115磅，载货量100磅。www2.tvboxnow.com: [* W# G% I' l1 Y: P5 q5 {
尺寸为：60 x 30 x 42英寸

limsp5

From the view point of physics it is not efficient. When you use both feet you are applying two forces.