Noun:

1. someone who draws up specifications giving details (as for obtaining a patent)

SPECTabbr.单光子发射计算体层摄影（=single photon emission computed tomography）specabbr.细则；规格(=specification)abbr.投机（=speculation)abbr.特别；特别地（=special/specially)spectrographic grade光谱级spectropyrheliometry太阳辐射能谱学spectrometer chamber分光计室spectrometric method分光光度法specularly reflected镜子反射的specifie growth rate特定生长率spectrographic camer光谱照像机spectroscopic buffer光谱缓冲剂specilic leal weight比叶重spectroreflectometern.光谱反射计