activity theory of aging
老年活动论
热门单词
- A Q
- ABC method
- abee
- absorptive capacity of the coil
- abstract concept
- abundance of elements
- AC magnetic starter
- AC motor starter
- accident domino theory
- acid radical
- acoumeter
- acoustic analysis
- acoustic underwater survey equipment
- actinozoans
- action center of the atmosphere
- active aluminium oxide
- active articulator
- active participation
- acute situation reaction
- adenectopia
- adenosine triphosphate
