Sеmеnt ishlаb chiqаrish sаmаrаdоrligini vа аylаnmа po`lаt pеchni ish muddаtini оshirish


Download 1.5 Mb.
Matnni ko'rish
bet1/5
Sana14.11.2020
Hajmi1.5 Mb.
#145279




Ma'lumotlar bazasi mualliflik huquqi bilan himoyalangan ©fayllar.org 2024
ma'muriyatiga murojaat qiling