| 1. | Scientists are trying to increase that ratio .
科学家正设法增加这个比率。 |
| 2. | House prices are rising at a higher rate than inflation .
房价比通货膨胀上涨的比率高。 |
| 3. | The natural logarithm of this ratio is called the logarithmic decrement .
此比率自然对数称为对数的减量。 |
| 4. | The isotope ratio is directly used for comparing oils or gases .
同位素比率直接用于比较各种石油或天然气。 |
| 5. | Combined marginal tax-benefit rates of 85 percent became common .
边际税-福利税的合成比率达到85%，这已成为普遍的情况。 |
| 6. | The out flow of redundant labor from the rural sector would raise the land-labor ratio .
过剩劳动力从乡村中流出会提高土地-劳动的比率。 |
| 7. | Soon the expansion of trade will tend to bring the two countries' price ratios into line .
由于贸易的扩展，很快就会把两国的价格比率拉平。 |
| 8. | Catagensis is marked by a loss of hydrogen, and consequently by a decrease of the h/c ratio .
后生阶段以氢减少必然导致HD比率降低为特征。 |
| 9. | In order to measure seasonal variation we typically use the ratio-to-moving average method .
为了度量季节变动，我们通常使用移动平均比率法。 |
| 10. | The ratio of air to fuel for which perfect combustion takes place is called stoichiometry .
实现完全燃烧时的空气和燃烧的比率称为化学当量比。 |
