Motor winding temperatures connected to protection devices within the switchgear. 电机线圈温度连接至开关柜内部的保护设备上。
The beginning climber should always climb with an experienced leader, who will take care of runners, rope, sling, protection equipment, and the like. 初学者应该总是与一位有经验的人一起攀爬，他会照料带环，绳索，吊索，保护设备，等等。
