A visual or audible signaling device, operated by relays, which indicates conditions of associated circuits.
用继电器操作的一种可视信号或音响信号装置,用以指示有关电路的情况。
Selection of the skip-prevention relay sensitivity in the circuit breaker control circuit
断路器操作回路中防跳继电器灵敏度的选择
motor-operated potentiometer
电动机操作的电位器
relay-actuated speed control
继电器操纵速度控制
PLC or Relay control with optional operation of manual and semi-auto.
有电脑、继电器两种控制方式，设有手动、半自动两种操作方式。
The Analysis of Reason of Act of Light Gas Relay in Transformer
变压器轻瓦斯继电器动作原因的分析
liquid level relay
液位继电器（容器中液体高低变化到预定位置时动作的继电器）
Discussion on the improvement plans of AC operation on microcomputer relay protection
微机继电保护交流操作改进方案的探讨
armature bracket
(继电器的)衔铁架
This is an one-way operation only, it cannot be undone. Back up the server farm before continuing.
此操作为单向操作，无法撤消。请在继续操作前备份服务器场。
SOTUS (Sequentially Operated Teletypewriter Universal Selector)
按程序操作电传打字机的通用选择器
duration of relay operation
继电器动作持续时间
wireline packer setting
电缆操作封隔器坐封
I operate the TV with the remote control .
我用遥控器操作电视机。
oil-operated voltage regulator
油压操作电压调整器
Represents various relays. Type of relay can be specified.
表示各种继电器。可指定继电器的类型。
This machine adopt the high-quality relay and the fleetness rectifier tube, the full-automatic short-circuit protection implement, operation nimble, use safety simplely reliably.
本机采用高品质继电器及快速整流管，全自动短路保护器，操作简单灵活，使用安全可靠。
The operation consists of eliminating the sensor and checking for dampness in the area of the Engine Relay Unit.
此预防性操作包括拆除此传感器及检查发动机继电器单元周围湿度两部分。