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- The investigations have been made on the effect of corrosive medium,impacted velocity of the abrasives and chromium carbon ratio (Cr/C) on the wear-corrosion behaviors of medium chromium white iron. 系统地研究了腐蚀介质、冲击速度及铬碳比对中铬铸铁腐蚀磨损性能的影响。
- High steam carbon ratios were required to prevent carbon formation in the reformer tubers. 为了防止重整管中碳的形成，蒸汽与碳的比率需要非常高。
- Effect of Steam and Carbon Ratio to Urea Conversion System 水碳比对尿素合成系统的影响
- I make a carbon copy of my documents. 我用复写纸复写文件。
- Soft drinks contain carbon dioxide. 软饮料中含有二氧化碳。
- I have some carbon paper somewhere or other. 我记得我在什么地方放有复写纸。
- 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。
- She's a carbon copy of her sister. 她跟她姐姐一模一样。
- 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
- A copy made by using carbon paper. 复写本，副本用复写纸复印的一份
- Plants can absorb carbon dioxide and release oxygen. 植物可以吸收二氧化碳释放氧气。
- You receive the top copy of the receipt, and we keep the carbon. 你把这收据上面的原件收下，我们保留下面的复写件。
- 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 stick of carbon is often used in an electric arc lamp. 碳精棒常用于电弧灯。
- The ratio of men to women was two to one. 男女的比例是二比一。
- Having a ring composed exclusively of carbon atoms, as benzene. 碳环的有一个仅由碳原子组成的环的，如苯
- A radioactive isotope of carbon, especially carbon 14. 放射性碳碳的一种放射性同位素，尤指碳14。
- 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
