The temperature rise in the porous liner is much higher, which is helpful to decrease jet viscosity and dynamic strength and increase the stretching ability at low standoff distance.

• 铜粉末药型罩比紫铜药型罩具有更高的冲击温升，使高速段的射流的粘性和动态屈服强度降低，提高了射流的延伸能力。