Abney mountin for concave grating
阿布凹面光栅装置
热门单词
- 2-pentenylpenicillin sodium
- abolishing life tenure in leading posts
- abrasive for cutting and grinding wheels
- absolute cover
- absolute dullness
- abuse in the granting of loans
- acanthella
- Acanthocheilonema perstan
- accelerated respiration
- access method
- accessible duct
- accretion zone
- accumulation hydraulic system
- acerous
- acetaldehyde ammonia
- acid blast machine
- acid salt
- acid-free oil
- acme screw-thread
- acoulalion
- acoustic shock
