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## arc elasticity

• 弧弹性：衡量需求或供应曲线上两点之间价格变动对数量变动的影响的一种方法。

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称为弧弹性

X dX Y X式（2）式（1）称为弧弹性Arc Elasticity）它只 是近似地测定函数在某一区间平均弹性；式（2） 称为点弹性（Point Elasticity），它可以精确地 测定函数在某一点（X,Y）的弹...

arc elasticity of demand 需求的弧弹性

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• 弧弹性

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#### Arc elasticity

• abstract: In mathematics and economics, the arc elasticity is the elasticity of one variable with respect to another between two given points. It is the ratio of the percentage change of one of the variables between the two points to the percentage change of the other variable.

### 双语例句

• To choose the point elasticity or the arc elasticity?

选择点弹性还是弹性？

• First, we seek the origin of the elasticity and the invention of the point elasticity and the arc elasticity. We also search for their original paper respectively.

文中首先寻找弹性由来始末，以及弹性弹性的产生过程，各自找出它们的原始文献。

• Determination of the bending strength of gear teeth of circular-arc profile gear is very difficult due to many unknown factors, which would be also a complicated problem in the field of elasticity.

确定圆弧形齿轮轮齿强度涉及很多因素就是弹性理论上来看也是一个复杂课题

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- 来自原声例句