本发明是一种炉具用隧道式型煤燃烧器，由多层炉排、加煤机构、排渣装置构成。

The present invention relates to a tunnel-type burner of briquette for furnaces and consists of multi-layer fire grates, coal-loading mechanism and cinder-extracting device.

youdao

本发明是一种炉具用隧道式型煤燃烧器，由多层炉排、加煤机构、排渣装置构成。

The present invention relates to a tunnel-type burner of briquette for furnaces and consists of multi-layer fire grates, coal-loading mechanism and cinder-extracting device.

youdao