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5th Civil × Sharmin Akter × Instructor × Md.Ekramul Haque × Md. Obydullah Al Masum ×
Water Supply Engineering 66453
Shariful Islam Shishir Daffodil Polytechnic Institute Instructor 5th Civil
1 hour 20 minutes
5 steps
Chemistry(25913)
Md.Ekramul Haque Daffodil Polytechnic institute Instructor
1 hour 55 minutes
48 steps
Chemistry-II(25924)
Daffodil Polytechnic institute Md.Ekramul Haque Instructor
26 steps