火箱受热面的英文

• firebox heating surface

• 火:    fire
• 箱:    chest; box; case; trunk
• 受热面:    heating surface
• 受热面:    generating surface; heat-absorbing surface; heat-delivery surface; heating surface; heatingsurface; hot area
• 辐射受热面:    radiant heating surface; radiation heating surface; radiation heating-surface