system symbol造句
例句与造句
- Urban network constitutes the main part of the power distribution system . it is one of the most essential foundations in urban constructions . distribution automation system symbols urban power supply quality level
城市配电网是电力系统的主要构成部分,是城市现代化建设的重要基础设施之一，配电系统自动化标志着城市供用电水平的高低。 - It's difficult to find system symbol in a sentence. 用system symbol造句挺难的