煤粉予燃室是一种新型的煤粉燃烧方式。

Pulverized-coal-fired precombustion chamber is a kind of new coal burning equipment.

youdao

煤粉予燃室是一种新型的煤粉燃烧方式。

Pulverized-coal-fired precombustion chamber is a kind of new coal burning equipment.

youdao