互感器自动校验
transformers auto-calibration
互感器校验装置综述
Review on development of transformer calibration
高精度热电偶自动校验装置
high accuracy thermocouple automatic checking device
自动校验装置
automatic calibration equipment
电子式电流互感器互感器
Electronic current transformer
UFV-2型电网安全自动装置
UFV 2 series power grid stability control equipment
安全自动装置
safety automation devices
automation devices
automatic safety device
safe automatic device
safety automatic equipment
security automatic equipment
automatic safety equipment
security and automatic device
safety and automation device
security control equipment
security autom atic equipment
电力系统安全自动装置
power system security protection system
继电保护安全自动装置
automatic equipment of relay protection
微机安全自动装置
microprocessor automatic equipment
保护及自动装置动作逻辑
action logic of protection and automation equipment
活套位置检测装置自动校零
auto-initialization of looper position measurement instrument
auto-initialization of looper position measurement
电流互感器校验仪
Current transformer calibrator
互感器校验仪
calibrator of transformer
transformer test set
instrument transformer calibrator
transformer calibrator
calibrator for instrument transformers
CT and PT calibrator
互感器校验仪的校验
calibration of CT and PT calibrator