Optional electric actuator feedback signal instructions and all kinds of accessories for automatic operation.
执行器可选带电讯号反馈指示及各类附件以实现自动化操作。
2
The line loss, which is one of the important indexes of the power-supply system, possesses direct influence on enterprise's economic benefit, operation level and all other electric power indexes.
线损是供电系统的重要指标之一，它直接关系到企业的经济效益、经营管理水平及其他各项电能质量的高低。
3
Electric power system operation to include all of these states and their inter-transfer.