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1·To choose the point elasticity or the arc elasticity?

选择点弹性还是弧弹性？

2·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.

文中首先寻找弹性的由来始末，以及点弹性和弧弹性的产生过程，并各自找出它们的原始文献。

3·One way to evaluate this is by calculating the reduction in poverty for every percentage point increase in per capita income -- in economists' lingo, the income elasticity of poverty reduction.

通过计算人均收入每上升一个百分点贫困下降的多少，来评估是一个方法，这在经济学的术语中叫贫困减少的收入弹性。

4·The change of transformation stress and the modulus of elasticity during cyclic deformation was analyzed from the continuum mechanical point of view.

从唯象观点分析了循环变形期间相变应力和弹性模量的变化。

5·Main point: light technique with elasticity, Strength from light to heavy with rhythm, Like celebrating good harvest.

要领：手法要轻盈，富有弹性，用力由小到大，有节奏，如庆贺丰收。

6·The concept USES elasticity for safety and to some point, for stability.

使用安全的概念，并在一定弹性点，为稳定。

7·The point of inflection from low elasticity region characteristics to high elasticity region characteristics in a stress-strain curve is preferably set in a range of 2 to 7 % of strain.

优选将复合帘线的应力-应变曲线中的从低弹性 区域特性到高弹性区域特性的拐点设定在变形的2～7％范围内。