polyarografiya tahlili– sifatli yoki miqdoriy tahlillarni o'tkazish uchun polarograf foydalanish
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polarographic analysis– the use of a polarograph to perform qualitative or quantitative analyses
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porsiyali voronka– qumtoq shaklidagi boshli uzun tor tüpten tashkil topgan shisha huni.
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thistle tube– a glass funnel consisting of a long narrow tube with a thistle-shaped head.
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portlovchi modda– portlashi yoki portlashi:
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explosive– tending or serving to explode
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potensial energiya– tananing pozitsiyasiga yoki tizim zarralarini joylashishiga nisbatan tananing yoki tizimning energiyasi.
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potential energy– the energy of a body or a system with respect to the position of the body or the arrangement of the particles of the system.
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potensiometrik titrlash– titrlash, unda so'nggi nuqta eritmadan o'tgan amperajning elektr tokining kuchlanishini o'lchash bilan aniqlanadi.
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potentiometric titration– titration in which the end point is determined by measuring the voltage of an electric current of given amperage passed through the solution.
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positron– bir xil massaga ega bo'lgan elementar zarracha va elektronning qisqargan quvvatiga teng bo'lgan musbat zaryadga ega bo'lgan elektronbut kabi aylanish; elektronning antipartikulyari.
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positron– an elementary particle having the same mass and spin as an electronbut having a positive charge equal in magnitude to that of the electron'snegative charge; the antiparticle of the electron.
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prazeodim– yashil tuzlardan olingan noyob yer, metall, trivalent element. symbol: pr; atom og'irligi: 140.91; atom raqami: 59; o'ziga xos tortishish: 6.77 dan 20 ° c gacha.
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praseodymium– a rare-earth, metallic, trivalent element, named from its green salts.symbol: pr; atomic weight: 140.91; atomic number: 59; specific gravity: 6.77 at 20°c.
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probirka– yoki sinov naychasida ishlab chiqarilgan yoki ishlab chiqarilgan; sintetik yoki eksperimental.
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test tube– produced in or as if in a test tube; synthetic or experimental.
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probka– shishani, tiqinni, drenajni yoki shunga o'xshash narsalarni yopish uchun pichoq, qo'ziqorin, bung yoki boshqa buyumlar.
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stopper– a plug, cork, bung, or other piece for closing a bottle, tube, drain, or the like.
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Prometiy– nodir er, metall, trivalent element. Ramz: pm; atom raqami: 61.
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Promethium– rare-earth, metallic, trivalent element. Symbol: pm; atomic number:61.
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Propel– yagona organik radikal, ch3ch2ch2, propandan olingan
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Propyl– univalent organic radical, ch3ch2ch2, derived from propane
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propilen– bundan tashqari, propen. olefin seriyasining rangsiz, yonuvchan gaz, c3h6: asosan organik sintezda ishlatiladi
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Propylene– also, propene. a colorless, flammable gas, c 3 h 6 , of the olefin series: used chiefly in organic synthesis
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