Application of Falling Film Evaporator on the Concentration Technology of Tobacco Extract from Reconstituted Tobacco Leaf by Paper-making Method

• YANG Zigang, 
• PENG Guogang, 
• JIANG Wenbin, 
• LIU Gang, 
• HE Jitao, 
• WANG Lei, 
• KONG Liuyan, 
• GONG Ronggang