coefficient of discharge

例句：

1. 1. The efficiency of the device is directly related to its coefficient of discharge.
   该设备的效率与其放电系数直接相关。
2. 2. In order to optimize the performance of the battery, it's essential to understand thecoefficient of discharge.
   为了优化电池的性能，了解放电系数至关重要。
3. 3. The coefficient of discharge can be influenced by various factors such as temperature and humidity.
   放电系数受温度和湿度等多种因素影响。