闭路

• Closed circuit working
  电报闭路式工作
• The practice of wash water balance and closed water circuit of zhenchendi washery
  镇城底矿选煤厂洗水平衡及闭路循环的实践
• Normally closed contacts
  正常闭路触点
• Automatic reclosing system
  再闭路方式
• Automatic reclosing relay
  自动再闭路
• Analysis and discussion on the closed - circuitry of slime water at a coal preparation plant
  选煤厂煤泥水闭路循环的分析和探讨
• Practice of closed circulation and washing water equipoise in zhangcun coal preparation plant
  漳村选煤厂洗水平衡与闭路循环实践
• Balance of washing water and closed water circuit in practice at bailong coal preparation plant
  白龙选煤厂洗水平衡与闭路循环实践
• Ac reclosing relay
  交流再闭路
• Cl closed loop
  闭环,闭路