Mostrando 2,561 - 2,580 Resultados de 77,560 Para Buscar '"AIR"', tiempo de consulta: 0.64s Limitar resultados
  1. 2561
    “…BACKGROUND: A variety of different sampling devices are currently available to acquire air samples for the study of the microbiome of the air. …”
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  2. 2562
    “…In order to provide a comfortable living and working environment indoors in tropical countries, the outdoor air often needs to be cooled and dehumidified before it enters the rooms. …”
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  3. 2563
  4. 2564
    “…In this report, we propose and demonstrate an air-mode photonic crystal ring resonator (PhCRR) on silicon-on-insulator platform. …”
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  5. 2565
    “…The hydroxyl radical (OH) removes most atmospheric pollutants from air. The loss frequency of OH radicals due to the combined effect of all gas-phase OH reactive species is a measureable quantity termed total OH reactivity. …”
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  6. 2566
  7. 2567
    “…To evaluate the burden of air pollution on years of life lost (YLL) in addition to mortality, we conducted a time series analysis based on the data on air pollution, meteorological conditions and 163,704 non-accidental deaths of Ningbo, China, 2009–2013. …”
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  8. 2568
    “…OBJECTIVES: To investigate the effects of air-lock technique (ALT) on pain of intramuscular (IM) injection delivered to the ventrogluteal and dorsogluteal site (DS). …”
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  9. 2569
  10. 2570
    “…We report the necessity for an air vent from the vein graft and explain its use in our two cases. …”
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  11. 2571
  12. 2572
    “…A comprehensive review for the in-air calibration of an Ir-192 high-dose-rate brachytherapy source in terms of air kerma strength (AKS) and reference air kerma rate (RAKR) using the Farmer chamber was conducted. …”
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  13. 2573
    “…The purpose of this study was to investigate prevalence of anemia among US Air Force (USAF) basic trainees, to compare physical performance and discharge rates between anemic and non-anemic trainees, and to determine the risks and relative risks of being discharged for anemic versus non-anemic women and men. …”
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  14. 2574
  15. 2575
    “…We examined the risk–benefit balance between active travel related PA and exposure to air pollution across a range of air pollution and PA scenarios. …”
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  16. 2576
    “…Epidemiological research suggests that air pollution may cause chronic diseases, as well as exacerbation of related pathologies such as cardiovascular and respiratory morbidity and mortality. …”
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  17. 2577
    por Holt, Donald R.
    Publicado 1989
    “…Scattering parameter expressions are developed for the principal mode of a coaxial air line. The model allows for skin-effect loss and dimensional variations in the inner and outer conductors. …”
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  18. 2578
    “…A 16-year-old girl was transferred to the department of thoracic and cardiovascular surgery because of a spontaneous pneumothorax with prolonged air leakage. Chest computed tomography demonstrated a cystic lesion measuring 2×3 cm and involving the left upper lobe. …”
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  19. 2579
  20. 2580
    “…Although subtle, neurocognitive effects of air pollution are substantial, apparent across all populations, and potentially clinically relevant as early evidence of evolving neurodegenerative changes. …”
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