SPGGn.固体推进气体发生器(旋转加料气体发生器)SPabbr.自已推进的(=self-propelled)Sphaerotilus natana浮游球衣细菌spun rayon shirting人棉坯布Sporothrix schenkii申克孢子丝菌SP reduction factor自然电位减缩系数spiking oscillation脉冲尖峰振荡Spiradiclis villosan.毛螺序草Sphaerotheca f usca抱茎苦荬菜白粉菌spheric attenuation球面衰减Spennatogenic cells生精细胞Spirillum itersonii[医] 伊特孙氏螺菌