14:30

conc 1 lec 7 3 Tbeams

20:30

conc 1 lec 7 2 T beams

28:00

conc 1 lec 7 1 T beams

17:15

concrete two lec 10 1

21:35

امثلة برنولي 1

28:44

concrete 1 lecture 3 part 1

59:10

concrete 1 lecture 5

1:00:54

concrete 1 lec 2 part 2