圆弧法计算

26.90

269.62

346.07420.491036.1847.9580.4141.21.57

34.26

1.08

)

tan )sin()(cos(?αθαθ+++=a p N N

3.80

4.70

5.95

6.30

6.43

6.44

6.37

6.21

6.13

5.70

5.77

6.44

6.42

5.90

5.33

4.72

4.06

3.94

4.21

3.84

3.03

0.820750576

598.4329496

θα

n Na

7915.4759.0925 7915.4754.1125 7915.4749.0925