You can recharge them as much as you want, they have good current output, and have the highest energy capacity.
镍氢电池可以重复的充电，有良好的电流输出，而且是高容量。
2
During the day, the solar batteries supply the current and also recharge the chemical batteries.
当白昼时，太阳能电池提供电流，又给化学电池再充电。
3
The research data shows that Xi'an geothermal natural recharge is quite limited and the current exploitation quantity is largely from thermal reservoir elastic release quantity.