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Tiu chun quc gia TCVN 6015:2007 (ISO 5074:1994) v Than

THAN - XC NH CH S NGHIN HARDGROVE. Hard coal - Determination of Hardgrove grindability index. 1. Phm vi p dng. Tiu chun ny quy nh phng php xc nh ch s nghin ca than, s dng my Hardgrove. Tiu chun ny cng quy nh quy trnh hiu chun my th v

m nhn dng my nghin

m nhn dng my nghin . Kinh ho 224 ng v tai nn lao ng gh 234 rn nht trong lch s . V 224 o ng 224 y 12 5 ti mt xng nghin bao b 236 Ngc L 226 m M H 224 o Hng Y 234 n 227 xy ra v tai nn lao ng mt c 244 ng nh 226 n trong qu 225 tr 236 nh l 224 m vic 227 ri v 224 o m 225 y ang hot ng thi th b

Tiu chun quc gia TCVN 6015:2007 (ISO 5074:1994) v Than

THAN - XC NH CH S NGHIN HARDGROVE. Hard coal - Determination of Hardgrove grindability index. 1. Phm vi p dng. Tiu chun ny quy nh phng php xc nh ch s nghin ca than, s dng my Hardgrove. Tiu chun ny cng quy nh quy trnh hiu chun my th v