absorbing ceiling
吸声天花板
热门单词
- abandonment
- AC exciter terminal box
- acceptable hypothesis
- accordion pleated skirt
- accurateness
- acetaldehyde cyanohydrin
- acid bessemer converter
- acid direct-arc electric furnace
- acid proof pump
- acoustic gas analyzer
- acoustic insulation
- acoustic interferometer
- acromacria
- acromegaly
- acromion
- action of deflagration
- acyloin condensation
- adamantine substance
- adaptive receiver
- adaptive testing
- additive colour filter
