介绍了特大型高炉热风围管吊挂及拉紧装置型式及特点。

Presentation on design and features of hanger and tensioning device for super large BF hot blast bustle.

youdao

介绍了特大型高炉热风围管吊挂及拉紧装置型式及特点。

Presentation on design and features of hanger and tensioning device for super large BF hot blast bustle.

youdao