achromatic system
消色差镜系
热门单词
- abnormal operating conditions
- absence of kidney
- absolute dullness area
- Abt track
- AC arc source
- acceleration curve
- acceptor center
- account in trust
- accountable warrants
- accumulated gabbro
- accumulation schedule
- acid eructation
- acoustic compatibility
- acoustic scanner
- acoustic signal
- acoustical tile
- acridine orange
- acryl-nitrile rubber
- actinic elastoid degeneration
- actinism
- actinium lead
