Anh
primary circuit
primary coolant circuit
primary loop
Đức
Primaerkuehlkreis
Primaerkuehlkreislauf
Pháp
circuit primaire
circuit primaire de refroidissement
primary circuit,primary coolant circuit,primary loop /ENERGY-ELEC/
[DE] Primaerkuehlkreis; Primaerkuehlkreislauf
[EN] primary circuit; primary coolant circuit; primary loop
[FR] circuit primaire; circuit primaire de refroidissement