Once data has been written in DRAM, charges stored in each capacitor must maintain more than the refresh time so that the information stored in each DRAM cell can be read out correctly.
数据一旦被写进DRAM，每个小电容上电荷的存储时间就必须大于DRAM的刷新脉冲时间，如果由于漏电流致使存储的电荷丢失，就会导致数据读取的误操作。
The article describes the principle and construction of the new power-cell for electric vehicles, such as fuel cell, flywheel cell, super capacity capacitor and nuclear cell, etc.
本文从原理和结构上介绍了应用于电动汽车上的燃料电池、飞轮电池、超大容量电容器和核电池等几种新型动力电池。
An energy harvesting interface allows batteryless power supply using a solar cell in combination with a super capacitor for use in remote locations where power lines are impractical.
能量采集接口可组合使用太阳能电池与超级电容器在电力线是不切实际的偏远地区使用无电池供电。
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