虽然调制方法也许变化，所有火管烤烟被用木烟烘干叶子。
Fire-cured TobaccoAlthough curing methods may vary, all fire-cured tobaccos are subjected to wood smoke to dry the leaves.
将此应用于大庆油田的火管式锅炉，取得了显著的节能效果。
The strengthener has been applied to the fire-tube boilers on the Daqing Oilfield, and the effect of energy saving is remarkable.
论述了小型火管式经济作物干燥机的研制过程和试验研究项目。
The design and experiment of a small fire tube economic crop desiccator were studied in this paper.
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