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- Preparation of cryolite with high molecule ratio from fluosilicic acid and ammonium hydrocarbonate 由氟硅酸、碳酸氢铵制备高分子比冰晶石
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- 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
- Men outnumber women here in the ratio of three to one. 此地男子数量以三比一超过女子。
- The first or last term of a ratio or a series. 首项，末项比率或数列中第一个或最后一个项
- 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。
- 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
- molecule ratio 分子比
- 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
- After-tax profit margin is the ratio of net income to net sales. 税後利润率指净收入与净销售之比。
- 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
- The ratio of men to women was two to one. 男女的比例是二比一。
- Glucose has a simple sugar molecule. 葡萄糖含有单糖分子。
- Each sugar molecule has the properties of sugar. 每个糖分子都具有糖的性质。
- The molecule has a zero time-average dipole moment. 分子按时间平均的偶极矩为零。
- The interval between any two frequencies having a ratio of2 to1. 倍频程频率比率为2比1的两个频率的间隔
- The number of atoms in a molecule. 原子数，原子价，化合价单质分子中的原子数
- Containing two carboxyl groups per molecule. 二羧基的每个分子中含有两个羧基的
