下限

上限

2×0.75

0.6

1.2

6.7

8.1

24.5

59

2×1.0

0.6

1.2

7.0

8.5

18.1

67

2×1.5

0.7

1.2

7.9

9.5

12.1

86

2×2.5

0.8

1.2

9.0

10.9

7.41

120

2×4

0.8

1.2

9.9

11.9

4.61

167

2×6

0.8

1.2

10.8

13.1

3.08

220

3×0.75

0.6

1.2

7.1

8.5

24.5

71

3×1.0

0.6

1.2

7.4

8.9

18.1

82

3×1.5

0.7

1.2

8.3

10.0

12.1

108

3×2.5

0.8

1.2

9.5

11.5

7.41

154

3×4

0.8

1.2

10.5

12.4

4.61

210

3×6

0.8

1.2

11.5

13.9

3.08

310

4×0.75

0.6

1.2

7.6

9.2

24.5

846

4×1.0

0.6

1.2

7.9

9.6

18.1

100

4×1.5

0.7

1.2

9.0

10.9

12.1

132

4×2.5

0.8

1.2

10.4

12.5

7.41

193

4×4

0.8

1.5

11.4

13.8

4.61

315

4×6

0.8

1.5

13.2

15.9

3.08

413

5×0.75

0.6

1.2

8.2

9.9

24.5

99

5×1.0

0.6

1.2

8.6

10.3

18.1

116

5×1.5

0.7

1.2

9.7

11.7

12.1

154

5×2.5

0.8

1.5

11.3

13.6

7.41

243

5×4

0.8

1.5

13.0

15.7

4.61

383

5×6

0.8

1.5

14.3

17.3

3.08

505

7×0.75

0.6

1.2

8.8

10.6

24.5

123

7×1.0

0.6

1.2

9.2

11.1

18.1

146

7×1.5

0.7

1.2

10.5

12.7

12.1

196

7×2.5

0.8

1.5

12.8

15.5

7.41

211

7×4

0.8

1.5

14.1

17.1

4.61

473

7×6

0.8

1.5

15.6

18.8

3.08

652

8×0.75

0.6

1.2

9.7

11.7

24.5

142

8×1.0

0.6

1.2

10.2

12.3

18.1

1168

8×1.5

0.7

1.5

11.7

14.1

12.1

243

8×2.5

0.8

1.5

14.3

17.2

7.41

360

8×4

0.8

1.5

15.8

19.0

4.61

545

8×6

0.8

1.7

17.4

21.0

3.08

748

10×0.75

0.6

1.2

10.8

13.1

24.5

187

10×1.0

0.6

1.5

11.4

13.8

18.1

221

10×1.5

0.7

1.5

13.7

16.6

12.1

296

10×2.5

0.8

1.5

16.0

19.4

7.41

440

10×4

0.8

1.7

17.8

21.5

4.61

721

10×6

0.8

1.7

20.1

24.2

3.08

956

12×0.75

0.6

1.5

11.2

13.5

24.5

211

12×1.0

0.6

1.5

11.8

14.2

18.1

250

12×1.5

0.7

1.5

14.2

17.1

12.1

338

12×2.5

0.8

1.5

16.5

20.0

7.41

507

12×4

0.8

1.7

18.7

22.6

4.61

825

12×6

0.8

1.7

20.7

25.0

3.08

1026

14×0.75

0.6

1.5

11.7

14.1

24.5

238

14×1.0

0.6

1.5

12.9

15.6

18.1

328

14×1.5

0.7

1.5

14.8

17.9

12.1

384

14×2.5

0.8

1.5

17.4

21.0

7.41

579

14×4

0.8

1.7

19.6

23.7

4.61

959

14×6

0.8

1.7

21.8

26.3

3.08

1246

16×0.75

0.6

1.5

12.9

15.5

24.5

268

16×1.0

0.6

1.5

13.5

16.4

18.1

315

16×1.5

0.7

1.5

15.6

18.8

12.1

427

16×2.5

0.8

1.7

18.3

22.1

7.41

664

19×0.75

0.6

1.5

13.5

16.3

24.5

299

19×1.0

0.6

1.5

14.2

17.2

18.1

359

19×1.5

0.7

1.5

16.4

19.8

12.1

490

19×2.5

0.8

1.7

19.6

23.7

7.41

765

24×0.75

0.6

1.5

15.6

18.8

24.5

373

24×1.0

0.6

1.5

16.4

19.8

18.1

447

24×1.5

0.7

1.7

19.4

23.4

12.1

632

24×2.5

0.8

1.7

22.8

27.6

7.41

961

27×0.75

0.6

1.5

15.9

19.2

24.5

407

27×1.0

0.6

1.5

16.7

20.2

18.1

491

27×1.5

0.7

1.7

19.8

23.9

12.1

674

27×2.5

0.8

1.7

23.3

28.2

7.41

1061

30×0.75

0.6

1.5

16.4

19.8

24.5

445

30×1.0

0.6

1.7

17.5

20.5

18.1

554

30×1.5

0.7

1.7

20.0

23.0

12.1

761

30×2.5

0.8

1.7

24.0

27.0

7.41

1167

37×0.75

0.6

1.7

17.5

20.5

24.5

544

37×1.0

0.6

1.7

19.0

23.0

18.1

658

37×1.5

0.7

1.7

22.0

26.6

12.1

908

37×2.5

0.8

1.7

26.1

31.5

7.41

1401

44×0.75

0.6

1.7

20.1

24.2

24.5

642

44×1.0

0.6

1.7

21.2

25.6

18.1

777

44×1.5

0.7

1.7

24.7

29.8

12.1

1074

44×2.5

0.8

2.0

29.9

36.1

7.41

1702

52×0.75

0.6

1.7

20.9

25.3

24.5

737

52×1.0

0.6

1.7

22.1

26.7

18.1

896

52×1.5

0.7

1.7

25.8

31.1

12.1

1243

52×2.5

0.8

2.0

31.2

37.7

7.41

1973

61×0.75

0.6

1.7

21.9

26.5

24.5

843

61×1.0

0.6

1.7

23.2

28.0

18.1

1027

61×1.5

0.7

2.0

27.0

32.7

12.1

1468

61×2.5

0.8

2.2

33.1

40.0

7.41

2306