أبونوافل
2019-01-31, 23:32
كتاب حول صناعة الإسمنت
https://www.djelfa.info/vb/attachment.php?attachmentid=149528&stc=1&d=1548973759
https://www.djelfa.info/vb/attachment.php?attachmentid=149529&stc=1&d=1548973769
رابط التحميل:
https://www.gulf-up.com/j3ue8r2hv6yi
https://www.djelfa.info/vb/attachment.php?attachmentid=149528&stc=1&d=1548973759
https://www.djelfa.info/vb/attachment.php?attachmentid=149529&stc=1&d=1548973769
رابط التحميل:
https://www.gulf-up.com/j3ue8r2hv6yi