冶炼炉、反射炉或平炉的底部上的部分,使矿石和金属暴露在火焰中
n. hearth
misc. furnace bottom ; furnace hearth
炉床中的火灾死下，而且肉停止煮。
In the hearths the fires died down and the meat stopped cooking.
随着炉床温度的上升，脱硫效率线性下降。
With the rise of bed temperature, the desulfurization efficiency is linearly increased.
介绍循环流化床炉床测温系统的改造过程。
The reformation process of the boilers bed measuring temperature system in our company is introduced in detail.
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