power system operation

• 动力系统运行

power system operation的用法和样例：

例句

1. We are trying to assess how well the system works.
   我们正设法评估这个系统运行得是否顺畅。
2. That defines the type of account under which the system runs this service.
   它定义系统运行此服务时所使用的帐户类型。