activation ratio
活化比
热门单词
- abies oil
- aboral porcelain tube
- AC frequency conversion speed regulator
- accentuation
- accidental relations
- accurate type wire wound resistor
- acetylene bottle
- acid chrome brown
- acid naphthol red
- acid-proof long gloves
- acidophilous
- acidum aceticum
- acoustic energy
- acoustic memory
- acoustimeter
- acoustooptical interaction
- acrinamin
- acroaesthesia
- action imitation
- actuator linkage
- adamantane
