平面叠加成实体，如何计算体积

GeoGebra 命令及参数

1. Intersect(xAxis, yAxis) → O
2. Segment(O, A) → a
3. Segment(O, B) → c
4. CircleArc(O, B, A) → d
5. Rotate(O, 330*°, O) → O'
6. Rotate(B, 330*°, O) → B'
7. Segment(O', B') → c'
8. Rotate(d, 330*°, O) → d'
9. Rotate(O, 330*°, O) → O'_1
10. Rotate(A, 330*°, O) → A'
11. Segment(O'_1, A') → a'
12. OrthogonalLine(P, c') → e
13. Intersect(d, d') → C, , ,
14. Intersect(d, d', 1) → D
15. Intersect(d', e) → E,
16. Intersect(e, a') → F
17. Circle(F, P) → h
18. Circle(P, F) → k
19. Intersect(g, k) → I, J
20. OrthogonalLine(P, c) → i
21. OrthogonalLine(E, c) → j
22. Circle(P, E) → p
23. Intersect(p, i) → K, L
24. Circle(E, P) → q
25. Intersect(q, j) → M, N
26. Segment(L, N) → n
27. Segment(E, N) → s
28. Segment(P, F) → l
29. Segment(P, E) → m
30. OrthogonalLine(A', c') → a_1
31. Intersect(c', a_1) → Q
32. OrthogonalLine(Q, c) → b_1
33. OrthogonalLine(A', c) → c_1
34. Circle(Q, A') → d_1
35. Intersect(d_1, b_1) → R, S
36. Segment(S, Q) → e_1
37. Circle(A', Q) → f_1
38. Intersect(f_1, c_1) → T, U
39. Segment(A', U) → g_1
40. Segment(S, U) → h_1
41. Circle(V, W) → k_1
42. CircleArc(V, B', S) → p_1
43. Circle(Z, C_1) → q_1
44. CircleArc(Z, B', U) → r_1
45. OrthogonalLine(D_1, xAxis) → i_1
46. Intersect(r_1, i_1) → E_1, F_1
47. Midpoint(F_1, E_1) → G_1
48. Intersect(d, d', 1) → H_1
49. Segment(G_1, B) → j_1
50. CircleArc(O, B', B) → s_1
51. CircleArc(O, B, A') → t_1
52. Segment(O, A') → l_1
53. Segment(S, O) → m_1
54. Segment(U, O) → n_1
55. Segment(A', Q) → a_2
56. Polygon(L, N, E, P) → poli1, l_2, n_2, e_2, p_2
57. Segment(O, P) → b_2
58. OrthogonalLine(P, c') → c_2
59. Intersect(a', c_2) → A_1
60. Rotate(O, 300*°, P) → O'_2
61. Angle(O'_2, P, O) → α
62. Line(P, O'_2) → d_2
63. Line(A_1, d_2) → f_2
64. Circle(P, A_1) → h_2
65. Intersect(h_2, d_2) → B_1, I_1
66. Circle(A_1, P) → k_2
67. Intersect(k_2, f_2) → J_1, K_1
68. Polygon(I_1, K_1, A_1, P) → poli2, i_2, k_3, a_3, p_3
69. Segment(I_1, K_1) → g_2
70. Segment(A_1, K_1) → r
71. Circle(O, P) → t
72. Intersect(c, xAxis) → G
73. Intersect(c, xAxis) → H
74. Intersect(c, xAxis) → L_1
75. Intersect(c, xAxis) → M_1
76. Intersect(t, c, 1) → P_1
77. CircleArc(O, P, P_1) → q_2
78. Segment(P_2, P_1) → j_2
79. Segment(P_3, P_1) → m_2
80. Integral(f(x)^(2), 0, 1) → X
81. Integral(g(x)^(2), 1, 2) → Y
82. Line(P_2, P_1) → r_2
83. Intersect(d, r_2) → N_1,
84. Segment(N_1, P_1) → s_2
85. Line(P_3, P_1) → t_2
86. Intersect(f, t_2) → O_1
87. Segment(O_1, P_1) → b_3
88. Angle(B, O, A) → β