spou喷嘴, 槽SPabbr.自已推进的(=self-propelled)splice joint鱼尾板接合, 添(板)接(合)Spirosuturian.旋缝虫属spongy layer海绵层sphericalityn.球面spline shaft多槽轴,有齿轴,花键轴Sphaerobolus弹球菌属splined tube花键管splintmaking夹板制作spiro system螺环系spheroidized球化