To improve the safety of cigarette smoking, the tobacco industry scientists strive to reduce the harmful ingredients in cigarette smoke through a variety of advanced science and technology.
烟草工业通过各种先进科学技术手段竭力降低卷烟烟气中的有害成分，来提高卷烟吸食的安全性。
Tobacco varieties are the material basic of tobacco leaves production which is not substitute, the key of development of tobacco agriculture and progression of tobacco science and technology.
品种又是烟草生产不可替代的重要物质基础，是烟草农业实现飞跃的关键，是整个烟草行业科技进步的关键。
Tobacco varieties are the material basic of tobacco leaves production which is not substitute, the key of development of tobacco agriculture and progression of tobacco science and technology.
品种又是烟草生产不可替代的重要物质基础，是烟草农业实现飞跃的关键，是整个烟草行业科技进步的关键。
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