... that develop do law make a grain of equipment. This machine is reasonable in design, the structure is compact, the ... , pyrrole worm quinoline , phosphoric acid two hydrogen calcium , food and fertilizer , fodder , plastic auxiliary , chemical medicine , cosmetics , synthetic detergent ,etc ... ) 2.Roll an aircrew to the roller 3.Framework platform 4.Broken whole machine 5.Mesh screen (according to the ...