粒度分级器的英文

• size classifier

• 粒度分级:    grading; size-grading
• 器:    implement; utensil; ware
• 按粒度分级:    sizing
• 接粒度分级:    particle size classification
• 粒度分级:    grain size segregation; grains size classification; particle size classification; size grading; size separation process; size-grading