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Гөлтгөнө — Википедиа нэвтэрхий толь
Гөлтгөнө буюу гипс нь CaSO4·2H2O томьёогоор илэрхийлэгдэх, устай сульфатуудын нэг бөгөөд цайвар цагаан өнгөтэй, 2 хатуулагтай урт сунасан талст үүсгэдэг (селенит). Байгаль дээр цул нягт, ширхэглэг, хуудаслаг ба хялгасан агрегатаар тохиолддог эрдэс юм. Мөн ангидрит, … See more
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Аль нь илүү дээр юм
- Энэ материал нь АНУ-д оны сүүлээр XIX зуунд зохион бүтээсэн байна. Харин дараа нь өргөн түгээх нь хүлээн аваагүй байна. цаг хугацаа, сонголтоор илүү сайн байдаг гаруйhttps://mn.unansea/гипс-rotband-ашиглах-заавар-хэрхэн...
WebТулд гипс нийтийн "Rotband Knauf" нөхцөл болж, энэ тухай 6-10 минут, дараа нь дахин хольж шаардлагатай болно. Дараа нь усны холимог, эсвэл боломжгүй өөр бусад …
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