Việt
mạch một chiều
Anh
simplex circuit
SPX circuit
earthed phantom circuit
Đức
Phantomleitung
Pháp
ligne virtuelle TTS
SPX circuit,earthed phantom circuit,simplex circuit /ENG-ELECTRICAL/
[DE] Phantomleitung
[EN] SPX circuit; earthed phantom circuit; simplex circuit
[FR] ligne virtuelle TTS