“弹性模量”的英语表达是 "elastic modulus" (也可写作 modulus of elasticity,两者意思相同,在专业领域中可互换使用)。
The elastic modulus of this material is quite high.(这种材料的弹性模量相当高。)
We need to calculate the modulus of elasticity for the structural analysis.(我们需要为结构分析计算弹性模量。)