【机械工程】加热、冷却【机械工程】加热， 冷却

electron-heating steel bar header【机】

Joule heating【热】

infrared heating

introducing the heating gas at the top and the bottom

heating rate【热】;rate of heating【热】

electroslag remelting plant (electroslag refining plant) heating by electric arc

coefficient of performance of a thermoelectric heating couple

by-pass a heating coil in tower