section a-a a-a

A-A-A conjugation structure

S-A(A-A) missile

A.A.A.

A Data Acquisition System

A Data Compilation of Li Bai

a data interchange system

A+A^2O process

A-1A

A-A (ASEA-Atom)

A-A gun battery position

A-A Missile

A-A rats

A-A-O

A-A-O process

abrin-a A-chain (ABRaA)

accumulative frequency of wave height in a wave train

adenosine A(2A) receptor

adenosine A(2A) receptors