12. Ventilated acetate tow filters
工业科技

12. Ventilated acetate tow filters图片（共2张） :

        The ventilation or air dilution of cigarette smoke results in an overallreduction in smoke delivery. Both particulate delivery and vapor-or gasphase deliveries are reduced,generally in direct proportion to the level ofventilation. Diluting air can be intr......（本文共 2515 字, 2 张图）     [阅读本文] >>