Theory and practice indicate tiny stream flow, charge, large electric current charge, cross, charge and float way of charging combined to charge, can reach the best result.

理论和实践表明，涓流充电、大电流充电、过充电和浮充电组合起来的充电方式，可达到最佳的效果。

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In 2007, a similar probe led to the Commission banning Mastercard from charging cross-border fees within the European Economic Area.

BBC: EU investigation to probe Mastercard fees

Even after overlooking all the Model S' objective blemishes (the team over at CR mentioned its lack of certain high-end features, stereo issues and parasitic battery energy losses when parked), electric vehicles lack a national infrastructure of charging points, accessible cross-country range and remain cost prohibitive for most consumers.

CNN: A reality check on Tesla