<span><span style、" font-family: 宋体;">板桩支护</span></span>
<span><span style、" font-family: 宋体;">地下连续墙</span></span>
<span><span style、" font-family: 宋体;">逆作拱墙</span></span>
<span><span style、" font-family: 宋体;">水泥土墙</span></span>
<span><span style、" font-family: 宋体;">土钉墙</span></span>