spiro[4.5]decane 螺[4.5]癸烷...spiro-index 呼吸指数...spiro ring system 螺环系...spiro[4.4]nonane 螺[4.4]壬烷...spiro hydrocarbon 螺环烃...spiro compound 螺环化合物...spiro- 螺旋;呼吸...
交流互动
发表言论