A、<span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt">等于桩直径时<span lang="EN-US"><span style="mso-spacerun: yes"></span></span></span>
B、<span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt">大于桩直径时<span lang="EN-US"><p></p></span></span>
C、<span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt">大于桩直径的<span lang="EN-US">2</span>倍时<span lang="EN-US"><span style="mso-spacerun: yes"></span></span></span>
D、<span style="LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt">大于桩直径的<span lang="EN-US">4</span>倍时</span>
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