ratio单词什么意思_ratio单词解释 ratio的反义词ratio的例句

名词比例; 比，比率; 系数

及物动词求出比值，除，使…成比例; 将（相片）按比例放大[缩小]

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1. 比：常以百分数表示,计算公式为:(式2) 3.比(ratio) 又称为相对比,比较两个指标时用以反映两个有关指标间数量上的比值,如A指标是B指标的若干倍,或A指标是B指标的百分之几,通常用倍数或分数表示.

2. 系数：类似于滑轮的系数,你可以指定一个齿轮系数(ratio),齿轮系数可以为负.另外值得注意的是,当一 个是旋转关节(有角度的)而另一个是移动关节(平移)时,齿轮系数是长度或长度分之一.

1. 比;比率;比例
A ratio is a relationship between two things when it is expressed in numbers or amounts. For example, if there are ten boys and thirty girls in a room, the ratio of boys to girls is 1:3, or one to three.

e.g. In 1978 there were 884 students at a lecturer/student ratio of 1:15...
1978年有884名学生，师生比为1比15。
e.g. 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。

七彩网·英语单词

noun

1. the relation between things (or parts of things) with respect to their comparative quantity, magnitude, or degree

e.g. an inordinate proportion of the book is given over to quotations
a dry martini has a large proportion of gin

Synonym: proportion

2. the relative magnitudes of two quantities (usually expressed as a quotient)