自学CAD进阶阶段-练习题70

   2016-05-11 互联网佚名5630
核心提示:求:  1. ∠b弧之角度值为何?  a.68.557° b. 68.575° c.68.755°  2. c 弧之长度为何?  a. 68.4057 b. 68.4750 c. 68.4507  3.

  求:

  1. ∠b弧之角度值为何?

  a.68.557° b. 68.575° c.68.755°

  2. c 弧之长度为何?

  a. 68.4057 b. 68.4750 c. 68.4507

  3. d 之半径值为何?

  a. 14.1085 b. 14.1508 c. 14.1850

  4. e 弧之长度为何?

  a.99.4029 b.99.4209 c.99.2409

  5. f 之长度为何?

  a. 41.2925 b. 41.2295 c. 41.2529

 
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