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1 mechanical advantage
English-French architecture and construction dictionary > mechanical advantage
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2 mechanical
mechanical [mɪ'kænɪkəl](a) (device, process) mécanique;∎ I'm not very mechanical je ne suis pas très doué pour tout ce qui est mécanique(b) (machine-like) machinal, mécanique;∎ a mechanical gesture un geste machinal;∎ her playing is very mechanical (of musician) elle joue d'une façon très mécanique►► Technology mechanical advantage effet m mécanique;mechanical digger pelleteuse f mécanique;mechanical drawing dessin m aux instruments;mechanical engineer ingénieur m mécanicien;mechanical engineering génie m mécanique;the mechanical engineering industries les industries fpl mécaniques;mechanical failure défaillance f mécanique, panne f mécanique;mechanical fault défaut m mécanique;mechanical shovel pelle f mécanique, pelleteuse f -
3 positive
positive ['pɒzɪtɪv]∎ are you positive about that? en êtes-vous sûr?;∎ are you absolutely sure? - yes, positive en êtes-vous absolument sûr? - sûr et certain;∎ I'm positive (that) he wasn't there je suis absolument sûr qu'il n'y était pas;∎ it's absolutely positive c'est sûr et certain(b) (constructive) positif, constructif;∎ it's one of my few positive achievements c'est une des rares choses positives ou constructives que j'aie faites;∎ haven't you got any positive suggestions? n'avez-vous rien à proposer qui fasse avancer les choses?;∎ she has a very positive approach to the problem son approche du problème est très positive ou constructive∎ there was a tremendously positive response to this idea cette idée a été extrêmement bien accueillie ou reçue(d) (definite → fact, progress) réel, certain; (clear → change, advantage) réel, effectif; (precise → instructions) formel, clair;∎ we have positive evidence of his involvement nous avons des preuves irréfutables de son implication;∎ his intervention was a positive factor in the release of the hostages son intervention a efficacement contribué à la libération des otages;∎ the team needs some positive support l'équipe a besoin d'un soutien réel ou effectif;∎ positive proof, British proof positive preuve f formelle(e) (as intensifier → absolute) absolu, véritable, pur;∎ the whole thing was a positive nightmare tout cela était un véritable cauchemar;∎ a positive delight un pur délice;∎ a positive pleasure un véritable plaisir;∎ it's a positive lie c'est un mensonge, ni plus ni moins∎ she answered in a very positive tone elle a répondu d'un ton très assuré ou très ferme∎ positive degree (of adjective, adverb) degré m positif2 noun∎ in the positive à la forme positive∎ to reply in the positive répondre par l'affirmative ou affirmativement(c) Photography épreuve f positive(d) Electricity borne f positive►► positive discrimination (UNCOUNT) discrimination f positive (mesures favorisant les membres de groupes minoritaires);∎ positive discrimination in favour of people with disabilities mesures fpl en faveur des handicapés;positive feedback (in electronic circuit) réaction f positive; (in mechanical or cybernetic system) feed-back m inv positif, rétroaction f positive;∎ figurative I didn't get much positive feedback on my suggestion ma proposition n'a pas enthousiasmé grand monde;American positive ID papiers mpl d'identité (avec photo);Finance positive prescription prescription f acquisitive;Photography positive print positif m, épreuve f positive;positive proof preuve f formelle;Psychology positive reinforcement renforcement m positif;positive thinking idées fpl constructives;positive vetting contrôle m ou enquête f de sécurité (sur un candidat à un poste touchant à la sécurité nationale)
См. также в других словарях:
Mechanical advantage — is a measure of the force amplification achieved by using a tool, mechanical device or machine system. Ideally, the device preserves the input power and simply trades off forces against movement to obtain a desired amplification in the output… … Wikipedia
mechanical advantage — n. the ratio of the output force of a device that performs useful work to the input force: used in rating the performance of a machine … English World dictionary
mechanical advantage — Mech. the ratio of output force to the input force applied to a mechanism. [1890 95] * * * Force amplifying effectiveness of a simple machine (lever, wedge, wheel and axle, pulley, or screw). The theoretical mechanical advantage of a system is… … Universalium
Mechanical advantage device — Beam balanced around a fulcrum A simple machine that exhibit mechanical advantage is called a mechanical advantage device e.g.: Lever: The beam shown is in static equilibrium around the fulcrum. This is due to the moment created by vector force A … Wikipedia
mechanical advantage — noun Date: 1852 the advantage gained by the use of a mechanism in transmitting force; specifically the ratio of the force that performs the useful work of a machine to the force that is applied to the machine … New Collegiate Dictionary
mechanical advantage — noun the ratio of the output force produced by a machine (especially a simple machine) to the applied input force Syn: leverage … Wiktionary
mechanical advantage — noun the ratio of the force produced by a machine to the force applied to it … English new terms dictionary
mechanical advantage — mechan′ical advan′tage n. mec the ratio of output force to the input force applied to a mechanism • Etymology: 1890–95 … From formal English to slang
mechanical advantage — /məˌkænɪkəl ədˈvæntɪdʒ/ (say muh.kanikuhl uhd vantij) noun the ratio of the force performing the work done by a mechanism to the input force …
mechanical advantage — noun the ratio of the force exerted by a machine to the force applied to it • Hypernyms: ↑ratio … Useful english dictionary
Mechanical efficiency — measures the effectiveness of a machine in transforming the energy and power that is input to the device into an output force and movement. Efficiency is measured as a ratio of the measured performance to the performance of an ideal machine, The… … Wikipedia