pelton wheel turbine construction and working

5:08

5:08

9:37

2:30

2:30

2:30

2:30

5:59

5:01

5:01

2:33

2:33

10:10

8:39

1:49

4:38

6:24

5:08

2:30

4:35

2:30

13:56

17:15

3:51

34:08

3:09

3:09

کوتاه

1:07

10:05

1:20

5:12

2:39

2:03

4:17

15:55

10:33

12:13

12:07

4:00