Toshmamatov O.A

The need to provide food and drinking water to the world's population is developing urgently due to the planet's rapidly expanding population and the loss of arable and irrigated land. At the start of the twenty-first century, this issue is still unsolved despite the tremendous advancements in agriculture and cattle fa… Annotatsiyani o‘qish va iqtibos keltirish →

Central Kyzylkummonocalcium

Ушбу мақолада портландсемент ишлаб чиқаришда ишлатиладиган хомашёларнинг клинкерга таъсирини ўрганиш хақида баён этилган. Annotatsiyani o‘qish va iqtibos keltirish →

цементклинкерохактошиглинаконгипс