abrasive belt
砂带砂带式磨带
热门单词
- abrasive belt grinding lubricants
- abscess of pharyngeal bursa
- absolute amount
- absolute asymmetry
- absolute gravity determination
- absorption peak
- AC excitation
- acceptance of goods
- access environment
- accessory ejecta
- accretion theory
- accuracy of mesh
- acetate dye
- acetone pyrolysis
- acetyl valeryl
- acid cell
- acid open-hearth process
- acidophil
- acinar
- acne disseminata
- acoustic dipole
