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- the ratio of remaining carbon 残碳率
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- The ratio of remaining fiber also increased with the increase of mass fraction of HEMA to make organic liquid retention ratio strengthen. 随HEMA质量分数的增加,纤维剩余率增加的同时,使纤维对甲苯和三氯乙烯的握持能力增强;
- 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。
- Reserves production ratio(RPR)of oil and gas fields is defined as the ratio of remaining recoverable reserves to annual oil production at the same year. 油气田的储采比定义为,某年的剩余可采储量与当年产量之比。
- Reserve-production ratio(RRP)is defined as the ratio of remaining recoverable reserves to annual production rate in a year for a country,an area or an oil-gas field. 储采比是指一个国家、一个地区或一个油气田,在某年份剩余的可采储量与当年年产量的比值。通过储采比可以分析、判断油田所处开发阶段,稳产状况及其资源保证程度。
- The ratio of men to women was two to one. 男女的比例是二比一。
- The ratios of 1 to 5 and 20 to 100 are the same. 1与5之比和20与100之比相同。
- 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 hits to misses for the cache. 缓存命中数和未命中数的比率。
- The ratio of pupils to teachers was 30 to 1. 学生和老师的比率是30比1。
- In virtual storage systems, the ratio of the size of real storage to the size of virtual storage. 在虚拟存储系统中,实际存储器的大小与虚拟存储器的大小之比。
- By Na2CO3 or K2CO3 as catalyst,the phenolic resin possesses the highest remaining carbon when the molar ratio of formaldehyde and phenol is from 1.35 to 1.37. 当采用碱金属碳酸盐作催化剂;醛酚摩尔比在1.;35-1
- The ratio of absorbed to incident radiation. 吸收比吸收投射的辐射线的比率
- The ratio of sample size to population size. 抽样规模与人口规模的比率。
- But the ratio of height to width is at work. 增大框筒的高宽比可以减小相同高度比例处的剪力滞后效应。
- 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。
- A unit that describes the ratio of two power levels. 描述两个功率电平比值的单位。
- The ratio of ectopic pregnancy to deliveries was 1 to 44. 结果发现,子宫外孕的平均发生比例是1:44。
- After-tax profit margin is the ratio of net income to net sale. 税后利润率指净收入与净销售之比。