With 60Nm of torque, the bike has a lot more grunt than a typical electric hub-motor installed in bicycles.

由于60纳米的扭矩，这种自行车比典型的安装了电动旋翼叶毂发动机的自行车有更多动力。

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Powerful 600 watt electric motor allows the bike to travel for more than 100 miles on a single charge with top speed of 20 mph.

这种自行车配有强大的600瓦特电瓶，充电一次就可以让自行车以最高时速20mph（32公里每小时）行驶100英里（161公里）以上。

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The company specializes in producing series of electric telescopic door Opener, series electric roller shutter door machine, garden motors, mill motors and energy-efficient motor bike.

本公司专业生产系列电动伸缩门开门机、系列电动卷帘门机、园林电机、粉碎机电机及电动自行车节能型电机。

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The first patent for strapping an electric motor onto a bike was filed with the US Patent office in 1890 but, lacking sufficient battery power, these early bikes had a very limited range.

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An old man was effortlessly cycling past me, laughing and pointing to the electric motor attached to his bike.

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And unless an electric bike has regenerative braking, which lets the motor help slow you down while charging the battery at the same time, expect to change the brake pads more often than on a standard bike.

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