acknowledging switch
认收开关
热门单词
- abnormal electromyogram
- abrasive wear
- absorbentia
- abutment joint
- AC shunt generator
- acanthostegous
- access algorithm
- accessory constituent
- accidental species
- accounting of subordinate units
- accuracy of equalization
- acetate cellulose adhesive
- achiral reagent
- acid fixer
- acoustic branch
- acrylaldehyde
- acrylic acid paint
- actinomorphic
- actinouranium
- activated center
- active commerce
