The vibration action, cavitation effect and heat effect of the acoustic field can flake off the grains tcplug up the pore space hnd slit. and then remove the plugging and imaty the microfractures.

• 声场的振动作用、空化作用和热作用，可使堵塞岩孔和缝隙的颗粒剥落，从而达到清堵并产生微裂缝的效果。