【机械工程】发热元件、电的【机械工程】发热器、电的

seat heating

electron-heating steel bar header【机】

hardening forged, rolled material with no further heating beyond that

heating body (heater, radiator, heating element)

heating of internal body cavities for curative treatment

heating of bar-shaped bodies from steel, iron, ohmic-resistance heating

heating rate【热】;rate of heating【热】

hair-drying comb with separate heating