modulus of reaction of soil

例句：

1. 1. The engineer calculated the modulus ofreaction for the new material.
   工程师计算了新材料的反应模量。
2. 2. The construction company usedthe calculated modulus of reaction to designthe foundation.
   建筑公司使用计算出的反应模量来设计地基。
3. 3. The researcher foundthat the modulus of reaction is crucialin predicting the strength of materials.
   研究人员发现，反应模量在预测材料强度方面至关重要。