préparation sélective

См. также в других словарях:

• Ion selective electrode — An ion selective electrode (ISE), also known as a specific ion electrode (SIE), is a transducer (or sensor) that converts the activity of a specific ion dissolved in a solution into an electrical potential, which can be measured by a voltmeter or …   Wikipedia

• Nicolas Eekman — Nicolas Mathieu Eekman (9 August 1889 in Brussels, Belgium – 13 November 1973 in Paris, France), born Nikolaas Mathijs Eekman, is a Belgian figurative painter of Flemish descent, also known in France, in Belgium and in the Netherlands as Nico… …   Wikipedia

• History of Young Physicists' Tournament in Russia — The very first Young Physicists’ Tournaments (in Russian: Турнир юных физиков , Romanization: Turnir yunykh fizikov , Turnir junych fizikow , Turnir junyh fizikov ) were held in Soviet Union in 1979, 9 years prior to the first IYPT.Citation last1 …   Wikipedia

• education — /ej oo kay sheuhn/, n. 1. the act or process of imparting or acquiring general knowledge, developing the powers of reasoning and judgment, and generally of preparing oneself or others intellectually for mature life. 2. the act or process of… …   Universalium

• International Young Physicists' Tournament — The International Young Physicists Tournament (IYPT) is a competition among teams of secondary school students in their ability to solve complicated scientific problems, to present solutions to these problems and to defend them in scientific… …   Wikipedia

• ATTENTION — Chacun sait quand utiliser les verbes: regarder ou écouter plutôt que voir ou entendre; chacun identifie sans peine les nuances qui différencient des expressions comme: faire attention, surveiller du coin de l’œil, ne pas prêter attention,… …   Encyclopédie Universelle

• Oligonucleotide synthesis — is the chemical synthesis of relatively short fragments of nucleic acids with defined chemical structure (sequence). The technique is extremely useful in current laboratory practice because it provides a rapid and inexpensive access to custom… …   Wikipedia

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• stain — 1. To discolor. 2. To color; to dye. 3. A discoloration. 4. A dye used in histologic and bacteriologic technique. 5. A procedure in which a dye or combination of dyes and reagents is used to color the constituents of cells and tissues. For… …   Medical dictionary

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• Secondary education — is the stage of education following primary education. Secondary education includes the final stage of compulsory education and in many countries it is entirely compulsory. The next stage of education is usually college or university. Secondary… …   Wikipedia