Coal Analysis Laboratory, Central Coal Research Institute (Tuam Tshoj National Coal Quality Supervision and Testing Center)
Cov ntaub ntawv pov thawj no tuaj yeem siv los kuaj xyuas qhov tseeb ntawm qhov ntsuas huab cua hauv kev txiav txim siab ash fusibility.Nws kuj tseem tuaj yeem siv rau hauv kev tswj kom zoo ntawm cov txheej txheem kev tshuaj xyuas thiab kev ntsuam xyuas txoj kev.