本文着重研究钟罩炉内吹扫（排气、冷吹和热吹）三种方式。

Three ways of the internal blowing-off, i. e. , cold blow, hot blow, and gas exhausting in a Clock Hood-type furnace.

youdao

本文着重研究钟罩炉内吹扫（排气、冷吹和热吹）三种方式。

Three ways of the internal blowing-off, i. e. , cold blow, hot blow, and gas exhausting in a Clock Hood-type furnace.

youdao