acoustic seal
声密封
热门单词
- abdominal gill
- abnormal dispersion glass
- abort sensing control unit
- abrine
- absolute object module
- absorption spectrophotometer
- AC excitation
- accelerated reaction
- accessible by postal communication
- accessory heart
- accessory organ
- accumulation zone of thrust fold
- aceko-black
- acetate wire
- acetyl cellulose sheet
- acid extract
- acid proof concrete
- acid waste water
- Acidol dye
- acidum
- Ackerman steering
