triaxial test of rock

例句：

1. 1. The engineer conducted a triaxial test on the soil samples to determine their strength and deformation properties.
   工程师对土壤样本进行了三轴试验，以确定其强度和变形特性。
2. 2. During the triaxial test, the sample was subjected to axial pressure, shear force, and lateral force simultaneously.
   在三轴试验中，样品同时受到轴向压力、剪切力和侧向力的作用。
3. 3. The results of the triaxial test were used to validate the model's predictions for the material behavior under different loading conditions.
   三轴试验的结果被用来验证模型在不同加载条件下对材料行为的预测。