It is showed from the results that the gauge with ring manganin piezoresistance sensor has a better performance than the gauge with a oil cylinder both theoretically and structurally.

• 实验证明，前者结构将破坏后坐冲击模拟实验系统的加载特性；后者结构比较合理，其性能可满足小型后坐冲击模拟实验的需要。