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)spectrazonal system多波段光谱系统spectroscopic probe光谱探针(法)spectrograph optics摄谱仪光学specified lubricant合规格润滑剂Spectra enhancement光谱增强specified procedure[化] 规定程序spectometric method分光光度法specified standards额定标准specitic resistance电阻率Spectroellipsometry椭圆偏振光谱