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- The hexaamide ligands were obtained in good yields,this synthetic pathway can be used for the synthesis of dissymmetrical or symmetrical molecules with substituents of diaminobenzene. 此法也可以用来进行对称和不对称大环分子的合成。
- Keywords mass spectrum;isobutane;symmetrical molecule;positive ion;chemical ionization; 质谱;异丁烷;对称分子;正离子;化学电离;
- A new house of any size is now almost invariably symmetrical. 现在新建的房子不管大小几乎都是对称的。
- The plan of the ground floor is completely symmetrical. 一楼的平面图是完全对称的。
- symmetrical molecule 对称分子
- He introduced to us the symmetrical arrangement of the garden. 他为我们介绍了花园中对称的布局。
- A molecule that can combine with others to form a polymer. 单体可以与其他分子结合形成聚合物的分子
- A new house of any size was now almost invariably symmetrical. 现在新建的房子不管大小几乎都是对称的。
- An oxide containing three oxygen atoms per molecule. 三氧化物每个分子中含有三个氧原子的氧化物
- A molecule of water consists of two atoms of hydrogen and one atom of oxygen. 水分子含有两个氢原子和一个氧原子。
- It also looks symmetrical in profile. 在横剖面上它看起来也是对称的。
- Closest to the functional group of atoms in an organic molecule. 阿尔法位的，第一位的在有机分子中离功能原子基团最近的
- A symmetrical arrangement of the parts of a thing. 对称对某物件各部分所作的对称性配置
- The face is beautiful because it is symmetrical. 这张脸美丽的原因就在于它很匀称。
- A film or layer of a compound one molecule thick. 单分子层一分子厚度化合物的膜或层
- Develop more symmetrical decision support systems. 发展更对称的决策系统。
- Containing three atoms per molecule. 三原子的三代的每个分子中包含有三个原子的
- Glucose has a simple sugar molecule. 葡萄糖含有单糖分子。
- Symmetrical women have it better, too. 身材匀称的女人也比较有利。
- Each sugar molecule has the properties of sugar. 每个糖分子都具有糖的性质。
