introduction to six sigma methodology

44:55

38:40

36:23

22:54

31:33

22:30

43:45

58:56

48:49

34:12

59:10

37:07

32:01

38:16

3:43

1:35

12:19

3:24

12:00

7:21

1:11

7:29

8:13

32:58

22:52

5:23

10:05

9:24

5:35

5:22

4:36

1:48:56

9:50

3:26

20:38

3:05

1:15

41:22

کوتاه

کوتاه