active sonar
主动声纳
热门单词
- abdominal perimeter
- abepithymia
- absolute thermal efficiency
- absorbed surface film
- absorption color
- absorption type terrace
- abstract machine
- acanaceous
- access fane
- acetone pyrolysis
- acetyl formic acid
- achloroblepsia
- acid-treated oil
- acide value
- acopyrin
- acorone
- acoustic beam deflector
- acoustic resonance
- acrodermatitis perstans
- actinism
- actinospectacin
