maintenance activities短语³⁹²⁷⁹ 基本例句 🌏维修活动；设备管理活动 This capability arms power generators with valuable information that can be used to optimize plant operations and maintenance activities, as well as avoid costly unplanned outages. 此性能供给了功率发生器更有价值的信息，此优势可被用于优化工厂操作和维护，以及避免未筹化的储运损耗。 chuandong