acme screw thread
爱克米螺纹
热门单词
- abjustment
- ablation
- abnormal umbilical cord insertion
- abscissa scale
- absolute complement of a set
- absolute rotation
- absorber diode
- absorbing material
- absorpting loss in optical thin-film
- access control section
- accessorial service
- accessory organ
- accoutrement
- accumulator drive
- accumulator jar
- acetylene series
- achromatin
- acid waste water
- acid-base determination
- acoustic holographic system
- acridan
