srs: sound retrieval system(声音修复系统)
surround sound(环绕立体声)
super intelligent sound asic(超级智能音频集成电路)
thd+n(total harmonic distortion plus noise，总谐波失真加噪音)
qem(qsound environmental modeling，qsound环境建模扬声器组)
wg(wave guide，波导合成)
wt(wave table，波表合成)
3d：three dimensional，三维
3ds(3d subsystem，三维子系统)
