变压器零差保护
restricted earth protection
大散差零件
heavily deviated workpiece
非归零差动相位偏移键制
Nonreturn to Zero-Differential Phase Shift Keying
关于零差保护
restricted earth fault protection
光零差光谱学
optical homodyne spectroscopy
光学零差接收机
optical homodyne receiver
交流相位零差补偿
PTAC
Alternating current phase tracking and homodyne compensation scheme
零差保护
differential protection
Zero-sequence Current Differential Protection
Ref
zero sequence current differential protection
zero sequence differential protection