It is occasionally necessary to use a number system to designate the position of each ligand.有时需要用一种编号系统来标明各配体的位置.Macromolecules cannot approach the ligand owing to steric hindrance of the matrix.由于载体的立体位阻的关系,大分子化合物不能接触到...
他对讲稿作了些增删修改.He amended his speech by making some additions and deletions.然后利用置换、分解 、 增删、扩缩和复制等方法及其组合来解决矛盾问题.By exchanging , disposing, copying and so on, It'solves the conflicts.她对讲话作了增删修改.She amended the speech by ...
The ideological make-up of the unions is now radically different from what it had been.协会的思想观念与过去截然不同。The original text has been modified so radically that it is barely recognizable.原文改动得如此彻底,几乎面目全非.The meat market can c...
为了防止放射性污染,减缓铀的腐蚀,广泛采用在贫铀表面电镀镍.Pulse - electroplated Ni coating was prepared on the surface of depleted uranium.电镀镍之光亮剂,强整平剂.As brightener and leveling agent in nickel bath.用途主要用于电镀镍 、 化学镀镍、铝材着色、电池材料 、 催化剂等.Main Uses: Mai...