Ilm

TIOFUN, S4N4S, payvasti geterosikli, moei berang, buyash ba bui benzol monand ast; t gud. —38,3oS, t jush. 84,1oS; dar ob bad va dar halkunandahoi organiki nagz hal meshavad. Tiofunro az zifti angishtsang va mahsuloti nimkoksonii varaqsant judo mekunand. Tiofuni sinteziro dar natijai pirolizi omekhtai namaki natriydori kislotai kahrabo va R2S3; …

TIPOLOGIYa (az yunoni tip va …logiya), usuli ilmiero guyand, ki ba taqsimi sisteshai obektho va guruhbandii onho bo yorii model yo tipi jome asos meyobad; bo maqsadi omuzishi muqoisavii muhimtarin alomatho, robitayu munosibatho va darajahoi mutashakkilii obektho istifoda meshavad; tip, tasnif, sistematika, taksonomiya shaklhoi asosii mantiqie meboshand, ki Tipologiya istifoda …

TIROZIN, aminokislotai buydor. Ba tarkibi bisyor safedayu peptidho (kazein, insulin va gayra) dokhil meshavad. Az sababi dar ob badhalshavanda budanash az gidrolizathoi safeda bo osoni judo kardan mumkin ast. Az Tirozin dar organizmi hayvonotu odam gormonhoi gadudi siparshakl, adrenalin va moddahoi digar, dar baze rastaniho alkaloidho (morfin, kodein va gayra) …

TIYONShONIT (az nomi kuhhoi Tiyonshon), mineralest, ki onro nakhustin bor soli 1967 geologhoi tojik V. D. Dustmatov va V. Yu. Alkhazov az qatorkuhi Hisor yoftaand. Tarkibi khimiyaviash NaVaMn TiV2Si6O20-Sakhtiash 6—6,5; murt; zichiash 3290 kg/m3. Rangash sabzi pistamonand; jiloyash shishagun. Dar raghon pegmatiti, ki massivi sienithoi ishqoriro burida guzashtaand, hamrohi mineralhoi …

TILLO (lotini Aurum) Au, elementi khimiyavi az guruhi 1 sistemai davrii Mendeleev: raqami atomi 79, massai atomi 196, 9665. Tillo metalli vaznini rangash zard ast. Yak izotopi sobiti 197Au dorad. 195Au (T1/2 = 185 ruz) va 198Au (T1/2 = 2,686 ruz) izotophoi radioaktivi nisbatan muhimi Tillo meboshand. Tillo avvalin metalli …

TIMOL, 3-oksi-1metil 4 izopropil- benzol, SNz (S6N3) (S3N7) ON, kristalli berangest. t gud. 51,5°S, 1 jush. 232,9°S. Dar halkunandahoi organiki hal meshavad; dar ob hal nameshavad. Timol dar baze ravganhoi efiri mavjud ast. Dar sanoat Timolro az m-krezol (SNzS6N4ON) va propilen (SNz – SN = SN2) hosil mekunand. Timol hamchun …

TINNIN, ajdaho, burjest dar Nimkurai shimolii osmon-sitorai burji Tinnin Etamin nom dorad, ki tobishashon ba 2,2 qadri sitoravii zohiri barobar ast. Astronomi anglis J. Bradel koordinathoi hamin sitoraro muntazam tadqiq karda, soli 1725 hodisai aberrasiyai rushnoiro kashf namud. Mavridi musoidi mushohida mohhoy mart-may. Aa hududi SSSR tamomi sol didan mumkin …

TINNINIHO, seli meteoriero guyand, ki az samti burji Tinnin meborad va bo kometan Jakobini-Sinner aloqamand ast. 9 oktyabri 1933 va 10 okt, 1946 Tinniniho nisbatan khub mushohida shuda bud. Nigared niz Meteorho.

TERPENHO, yak guruh karbogidridhoro nomand, ki molekulaashon az chand molekulai izopren (S5N8) tarkib yoftaast. Formulai umumiashon (S5N8) p = 2, 3, 4 va gayra. Az rui miqdori molekulai izopreni tarkibashon Terpenho ba monoterpenho (in payvastro odatan terpenho menomand), seskviterpenho yo yakunimterpenho (S5N8)3, diterpenho (S5N8)4, triterpenho (S5N8)6 (,ba in guruh sterin …

TIB, Dukhturi, pizishki, ilii tabobat, ilmi tandurusti, yak sohai ilm va tadbirhoi ilmiero guyand, ki masalai hifzi salomati, daroz kardani umr va peshgiriyu muolijai bemorihoi insonro meomuzad. Abuali Sino dar «Al-Qonun» Tibro chunin tarif dodaast: «Tib ilmest oid 6a omukhtani tani inson dar holati salomati yo bemori va bargardonidani salomatie, …