The experimental study of physical and mechanical coefficients of the dam is introduced,and the basic principle of mensurating the Duncan model parameters by means of tri axes shearing forcemeter is mainly expounded.

• 对峡山水库主坝的物理力学系数进行试验研究 ,主要阐明了用三轴剪力仪测定邓肯模型参数的基本原理 ,提供了峡山水库土坝坝体的坝基材料的邓肯模型参数。