absorption attenuator
吸收式衰减器
热门单词
- absolute phase
- abstract term
- access value
- accounting
- accounting routine
- accumulated total punching
- accuracy checking
- acetonic acid
- acid-base balance
- acoustic diffraction grating
- acoustic(al)absorbent
- acoustical scintillation
- Acronol dye
- acrylic painting
- act drop
- act of defence
- actification
- actinomyces
- activated sintering
- active figure control
- active immunotherapy
