燃烧室上面设置二次燃烧室。所述二次燃烧室设置有二次进风口。

A secondary combustion chamber is arranged above the combustion chamber and is provided with a secondary air inlet.

youdao

燃烧室上面设置二次燃烧室。所述二次燃烧室设置有二次进风口。

A secondary combustion chamber is arranged above the combustion chamber and is provided with a secondary air inlet.

youdao