• When the fuel for the heating furnace of Beiman Special steel Corporation was changed from gas to oil, severe carbonization happened on the surface of cold-drawn steel.

    北满特钢加热炉由烧煤气后,拔材表面产生严重增碳现象。

    youdao

  • When the fuel for the heating furnace of Beiman Special steel Corporation was changed from gas to oil, severe carbonization happened on the surface of cold-drawn steel.

    北满特钢加热炉由烧煤气后,拔材表面产生严重增碳现象。

    youdao

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