A、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">地质条件</span>
B、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">桩的类型</span>
C、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">单桩极限承载力</span>
D、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">桩的密集程度</span>