sawlog - selective call number
- secondary liquid waste management system
- secondary lithium battery
- secondary lithium cell
- secondary load
- secondary lobe
- secondary loop
- secondary losses
- secondary main
- secondary marker
- secondary market
- secondary market ticket sales
- secondary material
- secondary material resources
- secondary memory
- secondary metallurgy of non-ferrous metals
- secondary metals
- secondary meter
- secondary method
- secondary mineral
- secondary mortgage market
- secondary needs
- secondary network
- secondary network (of railway telecommunication)
- secondary network distribution system
- secondary neutron source
- secondary nominal current of the system transformer
- secondary nominal voltage of the system transformer
- secondary non-disjunction
- secondary NOx control technology
- secondary nozzle
- secondary of a transformer
- secondary oil
- secondary oil filter
- secondary oil indications
- secondary oil recovery
- secondary oil recovery method
- secondary oil reservoir
- secondary oocyte
- secondary opening ceremony
- secondary operational surface
