боксит нь гжаратарын ургамал дахь шигдээсийг бутлах. Элчин сайдын яамEmbassy of Mongolia in Sweden was the one of the first Western developed countries to establish diplomatic relations with Mongolia giving a significant boost to Mongolia s international standing in 1960 s.
Mar 23, 2016· Zeolite is a group of natural or synthetic hydrated aluminosilicate minerals which contain alkali and alkaline metals. It is characterized by a framework structure that encloses interconnected cavities occupied by ion-exchangeable large metal cations and …