Radiator comprises several heating pipe segments which are embedded into depressions provided for them in thin shaped metal sheets, and are joined to the latter by welding or glueing
摘要
<p>The radiator comprises several heating pipe segments (7) which are embedded into depressions (11a, 11b) provided for them in thin shaped metal sheets (8, 9), and are joined to the latter by welding or glueing.</p>
