用CAD画7 w8 A. u# t( M" b2 J% }
求:
: k4 K. d% h# h( i1. a 之半径值为何?5 q$ R9 u/ \/ q! J+ J
a. 35.7369 b. 35.7639 c. 35.7963
& u m5 b: _9 |. S6 j; y: R* T2. c 之半径值为何?
* [1 D! u- W; X _" @; r' D0 H+ F a. 60.7369 b. 60.7639 c. 60.7963
& D& r6 `% J' V3. d 之半径值为何?
, ^: E ]# r2 `% Y% v a. 12.2466 b. 12.2646 c.12.2664; y9 ?# v1 ^9 E, K8 D" p( d4 W( A
4. e 之半径值为何?
9 [( ^) g6 `1 | f a. 17.0945 b. 17.0954 c.17.05944 b: f! u: e ^" K0 c
5. f 之半径值为何?" P; [7 t" R) E' h
a. 6.4358 b. 6.4583 c. 6.48536 ]* Q" f2 e, |1 q( v
6. x 之长度值为何?6 E2 \6 S `: t! Z) u9 V% t) y5 ]
a. 80.8013 b. 80.8103 c. 80.8301$ V- T3 L! r3 b( u$ i, ]7 J q% E
7. y之长度值为何?
1 ?* f) A* C1 V5 T a. 80.3108 b. 80.3108 c. 80.8013" L2 j2 H% z# w: L# w% T" M
8. 绿色剖面线区域之面积为何?
# }5 o; `& M6 _ a. 296.0099 b. 296.9009 c. 296.9900 |