漏电电抗
leakage current impedance
阻抗-电抗继电器
impedance-reactance relay
35kV干式空心电抗器
35kV dry-type air-core reactor
500kV限流电抗器
500 kV current-limiting inductor
BDD-2型电缆半导电电阻测量装置
BDD-2 Test Apparatus for resistance measurement for the semicondutive layer in cables