mechanical constitutive relation

例句：

1. 1. The mechanical constitutive relation between the two materials iscrucial for their compatibility.
   两种材料之间的机械结构关系对于它们的兼容性至关重要。
2. 2. Theengineer must understand the mechanical constitutiverelation to design a safe and efficient system.
   工程师必须理解机械结构关系，以设计一个安全且高效的系统。
3. 3. The study ofthe mechanical constitutive relation has ledto significant advancements in material science.
   研究机械结构关系在材料科学领域取得了重大进展。