Qhov zoo siab ntom ntom theem pneumatic conveying system siv compressed cua raws li qhov nruab nrab conveying.Nyob rau hauv lub raj xa dej, cov ntaub ntawv raug thauj mus rau hauv qhov qis qis, xuab zeb dune xeev, fluidization lossis agglomeration xeev, uas yog hu ua zoo siab ntom ntom pneumatic thauj mus los.