卷烟、雪茄烟、烟丝、复烤烟叶统称烟草制品。
Cigarettes, cigars, cut tobacco and re dried leaf tobacco are generally referred to as tobacco products.
把烟草中的有机酸衍生化后，用GC MS分别分析了烟丝干冰膨胀前后挥发性有机酸和非挥发性有机酸的含量。
Volatile organic acids and nonvolatile organic acids from the dry ice expanded tobacco were determined by derivation of organic acids and GC MS analysis.
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