x ( m )

h ( m )

d

h p 1

d g V 2 r

h p

x / k (10−3)

V K 2 g h

V K 2 2 g

σ k

σ k p

F r

20

9.0

6.40

4.25

0.0

4.25

4.0

0.428

1.65

8.49

8.49

2.60

40

20.0

6.40

4.25

0.0

4.25

8.0

0.398

3.16

4.44

4.44

2.96

60

34.5

6.40

4.25

0.0

4.25

12.0

0.382

5.03

2.78

2.78

3.36

80

49.5

6.40

4.25

0.0

4.25

16.0

0.372

6.86

2.04

2.04

4.04

100

55.0

6.60

4.50

12.0 *

16.50

20.0

0.364

8.60

3.06

2.33

5.00

120

77.5

6.70

4.90

14.8

19.70

24.0

0.357

9.89

2.98

2.26

5.45

140

85.8

6.70

5.60

16.3

21.90

28.0

0.352

10.60

2.99

2.27

5.72

160

88.0

6.70

6.70

16.0 *

22.70

32.0

0.348

10.63

3.10

2.36

5.67

180

88.0

7.25

7.25

0.0

7.25

36.0

0.344

10.43

1.72

1.31

4.32

200

88.0

7.25

7.25

0.0

7.25

40.0

0.341

10.23

1.75

1.33

4.32

220

88.0

7.25

7.25

0.0

7.25

44.0

0.338

10.10

1.78

1.35

4.32

240

88.0

7.25

7.25

0.0

7.25

48.0

0.335

9.87

1.82

1.38

4.32

260

88.0

7.25

7.25

0.0

7.25

52.0

0.333

9.76

1.84

1.40

4.32

280

88.0

7.25

7.25

0.0

7.25

56.0

0.331

9.63

1.86

1.41

4.32

300

88.0

7.25

7.25

0.0

7.25

60.0

0.329

9.55

1.88

1.43

4.32