air classification /ENG-MECHANICAL/
[DE] Klassieren mit Luft
[EN] air classification
[FR] séparation pneumatique
air classification,pneumatic classification /INDUSTRY-CHEM/
[DE] pneumatische Ordnung
[EN] air classification; pneumatic classification
[FR] classification pneumatique
air classification,air stream separation /TECH/
[DE] Windsichtung
[EN] air classification; air stream separation
[FR] tri aéraulique