The metal is cooled in the air, having been heated to a definite temperature in the furnace.
金属在炉子里加热到一定温度后放在空气中冷却。
2
The paper recommends the appearance of the water cooled bushing corroded for mains frenquency induction melting furnace.
介绍熔化炉的水冷套发生腐蚀的现象，分析了发生腐蚀的原因，提出了水冷套在制作、安装等方面的改进措施。
3
The structure, characteristics of water cooled cable in busbar and some parts material selection are all introduced about 30MVA ore smelting electric arc furnace.