| 摘要 |
A smoking article (2, 44, 50) comprises: a combustible heat source (4) having opposed front (6) and rear (8) faces; an aerosol-forming substrate (10) downstream of the rear face (8) of the combustible heat source (4); a first heat-conducting element (36) comprising one or more radially inner layers of heat-conductive material overlying a rear portion of the combustible heat source (4); and a second heat-conducting element (38, 64) comprising one or more radially outer layers of heat-conductive material overlying at least a portion of the aerosol-forming substrate (10), wherein the one or more radially outer layers of heat-conductive material do not overlie the one or more radially inner layers of heat-conductive material. |
