Mostrando 6,921 - 6,940 Resultados de 77,560 Para Buscar '"AIR"', tiempo de consulta: 0.51s Limitar resultados
  1. 6921
  2. 6922
    por Vigo-Castellví, E
    Publicado 2000
    “…In addition, a low velocity of the air around the Muon Chambers is essential to avoid vibration problems. …”
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  3. 6923
  4. 6924
    Publicado 2005
    “…This document concerns the proposal to negotiate amendments to an existing contract for the supply, installation and modification of air-handling systems for the LHC. For the reasons explained in this document, the Finance Committee is invited to approve amendments to the existing contract for the supply, installation and modification of air-handling systems for the LHC with AMEC SPIE (DE) for a total amount not exceeding 2 563 080 euros (3 900 000 Swiss francs), not subject to revision, bringing the total contract amount to a maximum of 10 785 570 euros (16 411 390 Swiss francs), not subject to revision. …”
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  5. 6925
    Publicado 2005
    “…This document concerns the award of a contract for the supply and installation of air handling units for the CERN Control Centre. …”
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  6. 6926
  7. 6927
    Publicado 2005
    “…This document concerns the award of a contract for the supply and installation of an air-conditioning system for the CERN Computer Centre. …”
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  8. 6928
    “…These systems, making use of cryogenic centrifugal compressors in a series arrangement with room temperature screw compressors will be coupled to a refrigerator, providing a certain power at 4.5 K. A first Air Liquide Cold Compression System (CCS) unit was built and delivered to CERN in 2001. …”
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  9. 6929
  10. 6930
  11. 6931
  12. 6932
  13. 6933
  14. 6934
    “…Nevertheless, the last update of the Minimum Energy Performance Standards (MEPS) for air conditioners was in 2013 (EER 3.2W/W); since then, no new standards have been proposed in Ecuador. …”
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    Online Artículo Texto
  15. 6935
    “…Our data provided quantitative evidence of the spectrum of PTEs potentially impacting resident population and may prove useful in support of follow-up instrumental monitoring campaigns of air quality, as well as for human health and ecological risk assessments. …”
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    Online Artículo Texto
  16. 6936
  17. 6937
  18. 6938
  19. 6939
    “…Air pollution and infectious diseases (such as the COVID-19 pandemic) have attracted considerable attention from governments and scientists worldwide to find the best solutions to address these issues. …”
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    Online Artículo Texto
  20. 6940
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