( S& @: a+ ?2 q) f E. }3 o- G6 v求:5 R5 |8 K9 f/ u r7 Y( |
1. a 之半径值为何? 3 \+ \- V8 k( J8 s1 z2 Z2 ` a. 32.4029 b. 32.4290 c. 32.49200 F0 v' Q5 A$ S- m( H( P
2. b 之半径值为何?3 l+ g3 C. N/ i* i0 q) K9 b
a. 29.4030 b.29.4303 c. 29.4330 - X; @8 k5 X& c4 N F3 G3. c 之半径值为何?. ~7 e/ t0 H) K- Z4 E- g) C+ V
a. 8.0767 b. 8.0777 c. 8.0787 F( {& b7 u, \; G( G, F/ ~6 u4. 剖面区域之面积为何?. C% I% u& v3 c
a. 587.0195 b. 587.0159 c. 587.0915