The ventilators cool down the radiators. In summer the noise is terrible. Right now there is no voltage here, works will start in autumn.
排气风扇冷却散热器，在夏天，噪音是可怕的，现在这里没有电压，工程将于秋天开始。
2
Pre summer that the all power network voltage is the rated voltage , we can find the voltage which the consumer acquired.
假设全网电压为额定电压，可以得到各用户端的实际电压值。
3
After spending the summer surveying trees, the researchers discovered that big leaf maple trees generated a steady voltage of up to a few hundred millivolts.