drop - edge
- dry air blast
- dry analysis
- dry assay
- dry bearing
- dry blast
- dry bond
- dry bond strength
- dry box
- dry box for machine welding
- dry box for manual welding
- dry centrifugal dust collector
- dry cleaning
- dry coal
- dry coke-quenching installation
- dry concentrate
- dry concentration
- dry continuous field method
- dry cooling
- dry copper
- dry crushing