absorption silencer
吸收式消音器
热门单词
- abrupt heterojunction
- absolute altimeter
- accrescent
- acetification
- acetificator
- achievement quotient
- acid fume
- acid smut
- acorn tube
- acousto-optically tuned laser
- acrotism
- acting force
- acting out
- action development
- action spectrum
- activated calcium carbonate
- active humus
- active hydrogen
- actualized reason
- adamic earth
- adamsite
