【进阶级练习题17】+ @. K5 m% G7 ]$ e6 x/ T* K+ m j* G
原创:Joseflin先生(台湾) 整理:SHAONX(上海) ( t' y6 [4 ]' n4 F9 ~3 r3 @ & {! p/ m9 ?9 q% z4 `& U, E9 J求: " X7 B9 q. P6 {9 e0 ^: |! i1. a 值 (b c 偏移量) 为何?4 P7 s5 O- C- d% c/ h
a. 12.0152 b. 12.0251 c. 12.0512 3 ~! ~& a; l# W. Z: f# `2. b之弧长为何? % E8 h5 P# G3 f; u3 e8 \- K a, 101.6146 b. 101.6416 c. 101.6641 . Z4 s% r. J& V1 p* @3. c之弧长为何? 2 |* e( o4 ^3 S- n4 e3 H a. 50.1371 b. 50.1739 c. 50.19374 N6 N7 |. w' Q+ U5 n
4. d 之半径值为何?6 t% x) g6 c! X& U' a5 s+ t7 R8 L
a. 7.2182 b. 7.2281 c. 7.2812 - N6 T. f- A( o
5. e 之半径值为何? ' f& B: r) f* v' u, H a. 10.7095 b. 10.7509 c. 10.7950" u% Z: [- |; a
6. f 之半径值为何?1 K. G$ P+ _3 c* w; d/ z* w
a. 4.1225 b. 4.1252 c. 4.1522 ( y& N- q0 D2 j& Y7. 红色剖面线区域之面积为何? : l# ]" S9 c( W6 r3 d a. 84.0224 b. 84.2024 c. 84.2042