active draft
正阻力
热门单词
- abnormal erosion
- abraded filament yarn
- abrasive planing
- absence of bladder
- abstract simplex
- accelerometer (unit)
- access gap
- access interrupt mark
- access port
- accomodation reflex
- achloroblepsia
- achromatic system
- acid-proof battery box
- acidimetric standard
- acierage
- acinose structure
- acknowledge
- acne exulcerans
- acoustic homing system
- acquired syphilis
- Acrosaleniidae
