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Ilm

madaniyati SAO

SAO,madaniyati arkheologiero guyand, ki asrhoi 10—19 dar poyonobi daryohoi Shari va Logone (territooriyai hozirai Respublikai Chad) mavjud bud. Muvofiqi rivoyatho SAO-ro khalqi sao, ki ba sohilhoi kuli Chad az Bilmi Sahroi Kabir omada bud, ba vujud ovardaast. Aholi asosan bo shikor, mohigiri, dehqoni, kosibi, ohangari mashgul bud. Dar natijai hafriyoti …

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SANIDIK

sanidik

SANIDIK (az yunoni zashbaz — takhta; az sababi hamvoru takhtamonand budani kristallhoyash chunin nomidaand), minerali jinsofarin, shpati dashtii balandharorati kaliydor K(A151308]; az 100 to 37% kaliy, ba miqdori gunogun A1 va 3» dorad. Dar tarkibash to 5% ^a20 va bazan VaO niz hast. Sistemak kristallbandiash monoklini. Kristallhoyash berang yo shaffofi …

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SANKAP

SANKAP, k o t o f o r, 2,4—Bis (izonropilamino) -6-etiltio-sim-triazin, yak nav gerbisidro guyand, ki baroi nest kardani alafhoi begonai pakhtazor (ba har gektar 1—3 kilogramm) istifoda mebarand. Sankap moddai kristallii berang ast; gudozish 104—106°Selsiya. Dar aseton, khloroform va baze halkunandahon digari organiki nagz hal meshavad. Sankapro dar shakli …

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SANKKhYa

SANKKhYa. (sanskrip, aynan — shumora, hisob), yake az shash maktabi roshidii (barahmanii) falsafii Hinduston, ki Vedaro etirof mekunad. Asosguzorash Kapila (asri 7 to milod). Talimoti Sankkhya ba vaysheshika va yoga nazdik buda, ba vedanta va mimansa muqobil ast. Davrai klassikii Sankkhya az asrhoi 3—4 to 7—8 donista shudaast. Talimoti falsafii …

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SANGHOI REZAKORI

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SANGHOI REZAKORI, mineralho va jinshoi kuhii khushrangu zeboero guyand, ki baroi rezakorihoi badeiyu oroishi (khotamkori, sokhtani guldonho, har guna masnuoti zargari va gayra) istifoda meshavand. Sangrezahoi rezakori az rui khususiyathoi fizikiyu mekhanikiashon s a kh t (sakhtiashon muvofiqi shkalai mineralogi 5 va az on bolo, az qabili nefrit, yashm, aqiq …

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SANGI MOHTOBI

SANGI MOHTOBI, mineralest az guruhi shpathoi dashti. Sakhtiash 6; zichiash 2560 kilogramm/metr3. Aksari Sangi mohtobi nimshaffofi kabudtob ast. Kristallhoyash prizmashakl. Sangi mohtobi yakjoya bo kvars, abraq, mineralhoi nodir (zabarjad, turmalin) dar pegmatitho yo raghoi tipi alpi vomekhurad. Koni navhoi behtarini Sangi mohtobi dar Shri- Lanka va Ittifoqi Respublikahoi Sovetii Sotsialisti …

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SANGI ChAQMOQ

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SANGI ChAQMOQ, chaqmoqsang, mineralest, ki az duoksidi silisii kristalli va amorfi (opal, khalsedon yo kvars) tarkib yoftaast. Dar bayni ohaksang va tahnishasthoi davrai taboshir dar shakli konkresiya va qabatho vomekhurad. Sangi chaqmoq dar natijai diagenezi tahnishastho, kategenezi jinshoi kuhi va farsoish ba vujud meoyad. Sakhtiash 7. Binobar qirrahoi tez doshtanash …

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SANAI KUHNA – taqvimi yuliani

takvimi-yuliani

SANAI KUHNA, taqvimi yuliani, taqvimest, ki onro Yuliy Se-zar soli 46 to milod jori karda bud. Muvofiqi Sanai kuhna muddati sol ba hisobi miyona 365 1/4 shaboruz (muddati haqiqii soli tropiki 365 shaboruzu 5 s 48 daqiqa 46 soniya ast) meboshad; chunin qimati miyona dar natijai chor sol ilova namudani …

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SANAI NAV – taqvimi grigoriani

takvimi-grigoriani

SANAI NAV, taqvimi grigoriani, taqvimest, ki ba joi sanai kuhna jori shudaast (az soli 1582). Dar Ittifoqi Soveti az sanai kuhna ba Soli nav amalan mohi fevrali 1918 guzashtand. Nigared, niz Taqvim.

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