12
Premium Content
O’rtacha va yuqori darajali ko‘mirlarni (toshko‘mirlarni va antratsitlarni) kodifikatsiyalashning xalqaro tizimi
5,000so'm
Betlar soni
10 taFayl hajmi
49.67 KBFayl turi
.docxMahsulot tavsifi
This system, approved by the UN ECE in 1988, is suitable for describing various types of coal in different geological ages for the codification of coal products such as ordinary coal, concentrate, and briquette products in international standards
Teglar
#kodlashtirish#bmt eek#gost 30313-95
Premium Content
O’rtacha va yuqori darajali ko‘mirlarni (toshko‘mirlarni va antratsitlarni) kodifikatsiyalashning xalqaro tizimi
5,000so'm
Betlar soni
10 taFayl hajmi
49.67 KBFayl turi
.docx
✓
Muallif
Mevali Hudud
Tasdiqlangan sotuvchi
Jami mahsulotlar9140 ta
Sotilgan233 ta