1、球缺（扩大头）2、截头圆锥体积（扩大头）3、桩身体积4、护壁体积桩号RH-1RH-2截头圆锥体积截头圆锥截头圆锥3.1415926*h*球缺体积体积体积桩体积(R1*R1+R2*R2个数球缺半球缺高3.1415926上底半下底半圆锥高3.1415926上底半下底半圆锥高3.1415926护壁体小计外上底外下底内上底内下底圆锥高+R1*R2)/3-径ah*h*(3*a*a径r1径r2度h*h*(r1*r1径r1径r2度h*h*(r1*r1半径R1半径R2半径r1半径r2度h积小计3.1415926*h*+h*h)/6+r2*r2+r1+r2*r2+r1(r1*r1+r2*r2*r2)/3*r2)/3+r1*r2)/3000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
