Batteries still drag 'green vehicle' effort
By Gong Zhengzheng | China Daily | Updated: 2010-11-15 07:54
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Electric vehicles are most commonly seen in public transport today. A recent study by JD Power envisions worldwide sales of 5.2 million hybrid and battery electric vehicles in 2020. Ren Weihong / for China Daily |
After 100 years, efficient power storage remains hurdle for electric cars
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