three-machine system

• 三机系统

three-machine system的用法和样例：

例句

1. Based on a single-infinite model system and a three-generator model system, the transient stability due to introduction of FCL has been analyzed respectively.
   基于单机无穷系统以及三机系统模型就固态故障限流器对系统暂态功角稳定的作用进行了分析。