three-fold block
常见例句
- Three branched monomers 1 ~ 3, possessing 3 - fold symmetry and branches emanating from a tetrahedral carbon branch point, were utilized as the key building block in the dendrimer syntheses.
目标化合物以甘油、硝基甲烷为三方向起始核心，以从季碳原子三倍对称分散的化合物1～3为分支侧链。 返回 three-fold block