The instruction of Sequence Control Relay (SCR) is used as the primary design method to achieve feeding, locating testing and fixing gas lock valve intermitently and in sequence.

 
  • 以順序控制繼電器指令(SCR指令)作為實(shí)現控制的主要設計方法,實(shí)現了閉氣塞的輸送、定位、檢測、抓取等環(huán)節按一定時(shí)序有節拍的控制。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan