يعرض 181 - 200 نتائج من 796 نتيجة بحث عن '(( 50 ((mean decrease) OR (a decrease)) ) OR ((( a case decrease ) OR ( 2 d decrease ))))*', وقت الاستعلام: 0.20s تنقيح النتائج
  1. 181
  2. 182

    A systematic review of stability of medicines used in emergency medical service settings حسب Rachid, Ousama

    منشور في 2020
    "…In the GCC region including Qatar, temperature and relative humidity values may rise over 50°C and 80%, respectively, according to climate data from the Qatar Civil Aviation Authority 3 . …"
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  3. 183
  4. 184
  5. 185

    Uncertain training data set conceptual reduction: A machine learning perspective حسب Rezk, Eman

    منشور في 2016
    "…These reduction methods have been compared to three other machine learning based reduction algorithms through a classification case study of breast cancer data. …"
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  6. 186

    A novel cylindrical electrode configuration for inducing dielectrophoretic forces during electrocoagulation حسب Alkhatib, Afnan M.

    منشور في 2020
    "…The removal of total phosphorous (TP) and chemical oxygen demand (COD) from a secondary treated wastewater (STW) using a new electrocoagulation electrode configuration was evaluated. …"
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  7. 187

    Dietary patterns and the risk of coronary heart disease among Jordanians: A caseecontrol study حسب Tayyem, RF

    منشور في 2017
    "…This study aimed to evaluate several dietary choices and their potential association with CHD. Methods and Results A case-control study was conducted at Prince Hamza Hospital, a referral center for coronary angiography in Amman, Jordan. …"
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  8. 188

    Textile-Reinforced Mortar (TRM) System as a Strengthening Technique on Reinforced Concrete Beams حسب Afzal, Muhammad Shekaib

    منشور في 2016
    "…Six beams were strengthened with one (“ρ” _“T-PBO” ^“1” “ = 0.009%”) and two (“ρ” _“T-PBO” ^“2” “ = 0.018%”) layers of PBO TRM system. …"
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  9. 189

    Understanding the Scales Formation Inhibition Mechanism on C-Steel in a Sour Media حسب Al-Qahtani, Noora

    منشور في 2019
    "…In this work, the electrochemical behaviour of C-steel in sour (i) de-ionised water (DIW) and (ii) in different NaCl solutions were examined in an H2S system. A series of experiments were conducted at ambient (RT), 50 oC and at 80 oC using different combinations of inhibitors (A and B). …"
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  10. 190
  11. 191

    Development of a Mechanistic and Data-Driven Model for Multiphase Flow Leak Detection in Pipeline حسب Barooah, Abinash

    منشور في 2024
    "…The effect of different pressure constraints, pipe length, pipe diameter, two-phase fluid rheology, leak diameter, leak location, outlet liquid volume fraction, and flowing liquid hold-up on leak size, pressure, and flow rate is analyzed. Decreasing the liquid fraction in the outlet section of the leak leads to a slight increase (6% average) in the inlet mass flow rate and a significant decrease (50% average) in the outlet mass flow rate for fixed pressure constraints, resulting in an increased leak flow rate, pressure, and density. …"
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  12. 192

    Influence of natural gas composition on adsorption in calcite Nanopores: A DFT study حسب Elbashier E.

    منشور في 2021
    "…Compared to the flat surface, for both molecules, CH4 and CO2, the interaction energy of the molecule with the nanopore could increase to more than five times depending on pore radius and molecule type. Additionally, in all cases, CO2 has a greater affinity to the surface than CH4; thus, it is more affected by the surface curvature and energy. …"
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  13. 193

    Urology Residents' Perspectives on the In-House On-Call Systems: A Study in an Accredited Academic Center حسب Khalil, Ibrahim A. and Ibrahim, Tarek and Aldeeb, Maya and Mohamed, Ahmed and Ben Salah, Rym and Aboumarzouk, Omar M. and Al-Naimi, Abdulla

    منشور في 2022
    "…However, the total number of duty hours violations decreased in the 12-hour on-call system. Conclusion: The 12-hour system is a better alternative to the 24-hour system in terms of the resident's quality of life, education, surgical case volume, and compliance with duty hour rules.…"
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  14. 194

    Effects of Turbulence Intensity and Biogas Composition on the Localized Forced Ignition of Turbulent Mixing Layers حسب d’Auzay, C. Turquand

    منشور في 2019
    "…This probability is larger than the one of finding positive values for the cases failing to reach a self-sustained flame propagation without the energy deposition assistance. …"
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  15. 195

    Mechanical Behavior of a Novel Nanocomposite Polysulphone - Carbon Nanotubes Membrane for Water Treatment حسب Wang, Kui

    منشور في 2016
    "…Uniaxial tensile behavior of the membranes was characterized by means of a universal material testing machine under different testing conditions. …"
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  16. 196
  17. 197
  18. 198

    Experimental study of exhaust emissions and performance of a dual fuel IDI diesel engine حسب Badr, O.

    منشور في 1999
    "…Dual fuel engines of the compression ignition type provide an alternative approach for I.C. engines to improve economy, reduce exhaust emissions and achieve a greater power. The present contribution is an experimental investigation to evaluate such a statement using a modified Ricardo E6 indirect injection diesel engine. …"
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  19. 199

    Optimized intake manifold designs and their effects on the operation and emissions of a gas-to-liquid diesel engine حسب Abdellatif, Y. M.

    منشور في 2020
    "…The lowest pressure raise rate was recorded for the combination of m(2.6,30,1t) and diesel fuel. Same combination also reduced the pressure raise rate (dP/dθ) by about 24% compared to the normal manifold. …"
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  20. 200