1·Therefore, the design and construction of a security, economic substation, is extremely important.
因此，设计和建造一个安全、经济的变电所，是极为重要的。
2·It is very important to design and build one safe economical substation.
因此，设计和建造一个安全、经济的变电所，是极为重要的。
3·According to the reason of the accident four improving ways are put forward. canceling the accelerating function of ats makes power supply of the substation more safely and stably.
针对事故原因，提出改进方案，取消了备自投系统加速功能，保证了变电所的安稳供电。
4·Therefore, they decided to complete the function of the number of substation equipment.
因此，他们要完成的功能决定于变电所设备的多少。
5·Maintenance free accumulator and advanced charging equipment provide reliable security for safety running and maintenance of a substation.
免维护蓄电池及先进的充电设备为变电所的安全运行及维护提供了可靠的保障。