|
|

楼主 |
发表于 2007-1-4 21:43
|
显示全部楼层
求:
8 ?; s8 Z/ d, r* b) k4 k1. a 之长度为何?# v; L( k4 k7 [: z: t I. m
a. 9.6477 b. 9.6747 c. 9.6774
1 v% F/ `4 k6 p; L4 V2. b 之长度为何?
( \( l6 W2 F% u6 x8 S& r a. 14.5116 b, 14.5161 c. 14.56112 b+ o- o% ? |% U3 A6 ^
3. A弧之弧长为何?' F5 L7 g, l8 \) P
a. 27.0034 b. 27.0304 c. 27.0403
8 N2 E* f* m1 I& `! y# ^* m4. B弧之弧长为何?1 `) a" L& @" f, M: P: a: C2 E
a. 19.8049 b. 19.8409 c. 19.8940( I1 W( w3 J8 \7 W3 z
5. C弧之半径值为何?5 U3 V+ ^* Z* `1 K, y: _( Y1 g
a. 21.8176 b. 21.8671 c. 21.87163 S; l5 H& g4 N( T+ O
6. 剖面线区域之面积为何?
1 X% [) E) w4 S a. 145.0234 b. 145.0342 c. 145.0432 |
|