题目内容

In Engineering stress we use actual cross-sectional area in calculation.

A. 对
B. 错

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In True stress we use the original cross-sectional area in calculation.

A. 对
B. 错

Strain is the deformation per unit length.

A. 对
B. 错

Stress is the force per unit resistance area.

A. 对
B. 错

工程应力(engineering stress,σ_E)中用试样的原始横截面积来计算。

A. 对
B. 错