颏顶位
Submental-vertical cephalometry
墩顶位移
pier displacement
displacement on the top of the high pier
pier top displacement
护顶顶梁
cross beam of top protection
叶片顶部泄漏技术规格
tip leakage specification
柱顶位移
displacement at the top of column
转换桩顶位移
conversion displacement of pile top