But there is still no lithium battery light enough to power a small electric car over a reasonable distance on a single charge.
但是仍没有轻易做到一次充电能为一辆小型电动车通过一段合理的道路提供电力的锂电池。
A single, 3-hour charge of the Hanebrink's battery will get you a 100-mile riding range over concrete, sand, dirt or snow.
单次充3小时后的电池能够让你骑行100英里，包括混凝土、沙地、土地或雪地等多种地形。
Schematic circuits of rectifier and filter, assistant power, over voltage protection, and charge control for storage battery are suggested , their working principle are also discussed.
同时给出了整流滤波电路、辅助源电路、过压保护电路、蓄电池的充放电控制电路的电原理图及其工作原理。
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