signals and systems gate in

10:07

27:38

10:07

44:07

53:09

کوتاه

43:21

1:16

46:03

1:09

5:03

1:17

2:43

4:35

7:59

17:16

1:23

44:01

2:32

16:33

7:22

6:38

16:33

7:22

1:16

4:07

2:05

8:54

3:16

9:55

17:24

کوتاه

12:04

1:28

کوتاه

کوتاه

3:22

5:11

2:37

5:11