acorn valve
橡实形电子管
热门单词
- Abderhalden reaction
- abiological
- abnormal end control table (ACT)
- abnormal steel
- above norm
- absolute temperature
- absoluteness
- AC motor with slip-ring sliding
- accelerating coil
- accelerating rocket engine
- acceleration control
- access capability
- acetylene lamp
- achroite
- acid tower
- acleistocardia
- acoustic damping
- acoustical telegraphy
- acquired immunodeficiency
- acquisiting cobweb sample
- acrognosis
