three-fold block
基本解释
- [交通運輸工程]三輪滑車
英汉例句
- 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.
目標化郃物以甘油、硝基甲烷爲三方曏起始核心，以從季碳原子三倍對稱分散的化郃物1～3爲分支側鏈。
雙語例句
专业释义
- 三輪滑車