access hole
检查孔
热门单词
- AB = Accumulator and Buffer
- AC bridge
- acid humus
- acme thread
- acoustic admittance
- acoustooptical modulator
- acoustooptical phenomenon
- actinometer
- action feedback
- activating system
- active imagination
- adapter sleeve
- adelomorphous cell
- adiabatic calorimetry
- administer
- adsorption site
- adult development
- advertent
- aerial egg-shaped fuse
- aerial mycelium
- aerodynamic coefficient
