ratio

n.比，比率；比例；系数

vt.求出比值，除，使…成比例；将（相片）按比例放大[缩小]

noun

1. 比率；比例
   the relationship between two groups of people or things that is represented by two numbers showing how much larger one group is than the other
   1. What is the ratio of men to women in the department?
      这个部门的男女比例是多少？
   2. The school has a very high teacher-student ratio.
      这所学校的师生比例很高。
   3. The ratio of applications to available places currently stands at 100:1.
      目前，申请人数和就业岗位的比例为100:1。

名词复数形式:ratios

ratio 比率，比例

来自拉丁语 ratio,思考，计算，部分，词源同 rate.-io,名词后缀。引申词义比率。

1. An increasing ratio of mistakes, perhaps induced by tiredness, crept into her game.
   可能是由于体力不支，她在比赛中的失误越来越多。
2. The bottom chart shows the ratio of personal debt to personal income
   下面的图表显示了个人负债与个人收入之比。
3. The adult to child ratio is 1 to 6.
   成人与儿童的比例为1比6。
4. The ratio between the two sides is one to four.
   双方人数对比是一对四。
5. The quantity of ambiguity and restrictive condition are in the direct ratio.
   歧义的数量与限制条件的数量成正比。
6. Under dark adaptation, phototactic ratio of round scad ( both juvenile-and adult) towards blue and green light is the highest, while that towards red light is the lowest.
   在暗适应条件下，蓝圆鲹幼、成鱼对蓝、绿色光的趋光率最高，对红光的趋光率最低。
7. 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h／d比率降低为特征。
8. The curve pattern showed that the ratio of dark-respiration to photorespiration increased at first and decreased later on.
   暗呼吸及光呼吸速率与叶水势降低的关系，呈现先升高而后下降的曲线类型。
9. The ratio is becoming more balanced.
   比例关系逐渐趋于协调。
10. The ratio of fluoranthene to pyrene may indicate that PAH area was mainly from uncompleted combustion.
    根据荧蒽与芘质量浓度比值判别市区内pah主要来源于燃料的不完全燃烧。
11. The law of multiple proportions has insisted on the fundamental character of the combining ratio for different atoms.
    倍比定律规定了不同原子间化合比的基本特征。
12. This ratio must improve.
    必须提高这一比例。
13. The above example shows a good buffer pool hit ratio of98.4%.
    以上示例显示了98.4%的良好缓冲池命中率。
14. The buffer pool hit ratio is now showing excellent results.
    现在的缓冲池命中率就显示了较好的结果。
15. This will lead to a recommendation for the compression ratio to be used within the LPAR.
    这会提供在LPAR中使用的压缩率的建议。
16. The ratio of use cases to test cases will be one-to-many for the Function Verification Test.
    对于功能验证测试，用例与测试用例的比率将是一对多。
17. Use one buffer pool, but increase its size until the index hit ratio stops increasing.
    使用一个缓冲池，但是增加其大小直至索引命中率停止增长。
18. The effect of reflux temperature, reflux ratio and reaction pressure on the oxidation process was simulated.
    用此模型考察了反应压力、冷凝回流温度和回流比对反应过程的影响。
19. A method of identifying road adhesion coefficient based on wheel slip ratio is investigated in this paper.
    文中通过仿真研究探索了一种基于车轮滑移率的路面附着系数识别方法。
20. The influence to stress of skew arch bridge was studied by changing the abutment torsional stiffness and width-span ratio.
    通过改变桥台抗扭刚度和宽跨比，研究对斜交拱桥受力的影响。
21. The mass ratio of PBA to PEDA which affects polyurethane property was studied.
    分析了PBA和PEDA的质量配比对合成的聚氨酯性能的影响。
22. With the increase of cyclic stress ratio, the pore water pressure rate increases.
    随着循环应力比的增加，孔压率增加。
23. The ratio ( in percent) of the maximum width the the maximum height of the face.
    面部最大高度和最大宽度的比率。
24. Signal-to-noise ratio of cylinder head vibration signal was enhanced by using wavelet's soft threshold value de-noising method.
    用小波软阈值降噪的方法提高了柴油机缸盖振动信号的信噪比。
25. The ratio of signal intensity to noise intensity.
    信号强度与噪音强度的比率。
26. Chemical reactions in urea-sulfuric acid system with different ratio of urea and sulfuric acid at various temperatures are studied.
    研究了硫酸尿素系统在不同配比和不同温度的化学反应。
27. And that gives you the ratio of k1 plus k minus one.
    那给出k1和k负1的比。
28. The standard deviation and concentration ratio of local evaluation was used to identify and control collusion attack.
    采用基于局部评价标准差、局部评价集中度的方法识别和抑制共谋攻击；
29. The low tension and gentle treatment is also ensured by the ratio metered AC drive.
    其速比控制的交流传动系统也确保了低张力和轻柔处理。