单词	证管会{美国｝
释义	证管会{美国｝Securities and Exchange Commission{=SEC}
随便看	optical detector， sillcon optical detector， sillcon (si) optical determination optical deviation optical device optical device fabrication optical device fabrication communication system performance optical device integration optical devices optical diagnosis optical dichoism optical dichroism optical diff optical differential mode attenuation optical diffraction optical diffraction and scattering optical diffraction gratings optical diffractometer optical diffusion tomography optical digital disc optical digital disk optical digital disks optical digital switch optical digital voice processor optical digital voice processor--odvp