您要查找的是不是：
- clastic ratio 碎屑比
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- detrital ratio 碎屑比
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- 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
- 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。
- The ratio of men to women was two to one. 男女的比例是二比一。
- Clastic facies pattern recognition is somewhat systematic. 碎屑岩相模式的识别是带有一定系统性的。
- 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
- In clastic sediments, particle size is an important factor. 在碎屑沉积物中，颗粒大小是个重要因素。
- Clastic facies pattern recognition is somewhat systematic . 碎屑岩相模式的识别是带有一定系统性的。
- The strike is the ultima ratio of Trade Unionism. 罢工是工联主义的最后手段。
- The cross ratio he called anharmonic ratio. 他把交比叫作非调和比。
- The ratio between the two sides is one to four. 双方人数对比是一对四。
- A chemically precipitated substance that binds particles of clastic rocks. 结合沉淀物使碎屑岩的微料结合起来的一种化学沉淀物
- Subsistence only increases in an arithmetic ratio. 生活资料只能按算术级数增长。
- This is the prime ratio of the nascent increments. 这是最初增量的最初比。
- Scientists are trying to increase that ratio. 科学家正设法增加这个比率。
- Population can increase in a geometric ratio. 人口可以按几何级数增长。
