虽然我国利用振冲法加固松软地基只有十多年的历史,但因其具有效果显著、不用三材、施工快速、造价低廉等优点,近年来得到很大的发展.为了扩大其适用地层范围,提高造孔能力和加大振冲加密影响半径,我院在原 Although the use of vibration and vibration method to reinforce the soft ground has only ten years of history, it has been greatly developed in recent years because of its advantages such as remarkable effect, no need of three materials, quick construction and low cost.In order to expand its suitable stratigraphic range, Improve the ability to create holes and increase the radius of impact vibration encryption, our hospital in the original