打干 meaning in English

trakarn

6 . some necessary protective measures with artificial intelligence for pv water pumping systems are developed and realized , including dry operation identification , low speed , over load , low voltage operation and lightning protection etc
研究了光伏水泵系统的多种智能保护措施并予实现，其中含井水打干自动识别保护系统；低速、过载、欠压保护系统；防雷保护系统等。