English abbreviations from twl to tws
- TWL (Tail Wheel Lock)
- TWM (Technologies for Worship Magazine)
- TWMC (Time Weighted Mean Concentration)
- TWMP (Track Width Mine Plough)
- TWN (Republic of China (Taiwan) (ISO 3166 trigram))
- TWNP (The Wednesday Night Paddler)
- TWO (Tactical Warfare Operations)
- TWO+TWO (Two Years Secondary Plus Two Years Postsecondary Education)
- TWOS (Tactical Weather Observing System)
- TWOT (The War On Terrorism)
- TWP (Technical Working Paper)
- TWPL (Teletypewriter Private Line)
- TWPS (Tactical Water Purification System)
- TWQ (Target Water Quality)
- TWQMP (Texas Water Quality Management Plan)
- TWR (Terminal weather radar)
- TWR-A (Trans World Radio Africa)
- TWRI (Texas Water Resources Institute)
- TWR-S (Trans World Radio Slovakia)
- TWR-SA (Trans World Radio South Africa)
- TWR-UK (Trans World Radio United Kingdom)
- TWS (Thermal Weapon Sight)
