secondary packing machinery
secondary-secondary glycol
council secondary school {country secondary school}
secondary seta secondary hair
secondary technical school; technical secondary school
packing color of tea packing
3D simulation of primary and secondary equipment
3-phase secondary rectification
ability of secondary elevator
Abolishing Secondary Remelting Process of Pig lron
accounting profession in secondary vocational schools
active secondary metabolites
actual secondary impedance
additional secondary factor
additional secondary phase factor
additional secondary phase factor {= ASF}
adjustable secondary air baffle