acoustic frequency signal generator
声频信号发生器
热门单词
- abortive calfskin cushion
- absolute brilliance limen
- absorption equilibrium
- abutment
- Ach
- acid fuchsin
- acid-proof half low side boots
- acoustic impedance
- acrylic cap
- acrylic coating for plastics
- acrylic fleecy infant's overall with stocking attached
- active directive
- active immunity
- acupuncture analgesia
- adiabatic compression temperature
- adjustable cam
- ADP
- adverse slope
- aerial drop
- aerial photogrammetry
- aero-projector multiplex
