يعرض 321 - 340 نتائج من 1,310 نتيجة بحث عن '(( 50 ((((per decrease) OR (nn decrease))) OR (mean decrease)) ) OR ( 2 a decrease ))*', وقت الاستعلام: 0.23s تنقيح النتائج
  1. 321

    Effect of using Cement Kiln Dust as a nano-material on the strength of cement mortars حسب Alnahhal, Wael

    منشور في 2017
    "…The CKD was milled up to 4 hours in a planetary ball mill. In addition to the control cement mortar mixture with 0% CKD, a total of 28 concrete mortar mixtures were prepared with four different replacement percentages of nano-CKD (5, 10, 15, and 20 %), and seven different milling times (1, 1.5, 2, 2.5, 3, 3.5, and 4 hours). …"
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  2. 322

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

    منشور في 2016
    "…Knowledge discovery from data is a challenging problem that has significant importance in many different fields such as biology, economics and social sciences. …"
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  3. 323

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

    منشور في 2024
    "…Data sets were generated for a wide range of geometric (3-5 inch pipe diameter, 2000-10000 feet pipe length, 500-1500 feet leak location, 0.2-3 inch leak opening diameter), hydrodynamic (Newtonian, air, CO2, N2) and operating conditions (0.3-0.628 outlet liquid fraction). …"
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  4. 324

    Investigating the Effect of a Proposed Educational Robot on Students‘ Motivation and Learning of Thermodynamic Concepts حسب OMARI, Slimane

    منشور في 2024
    "…Research in Morocco shows a decrease in motivation and learning of physics subjects for Moroccan middle school students, which negatively impacts their school achievement. …"
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  5. 325

    The potential role of vitamin D supplementation as a gut microbiota modifier in healthy individuals حسب Singh, Parul

    منشور في 2020
    "…Significant variations in the two-dominant genera, Bacteroides and Prevotella, indicated a variation in enterotypes following supplementation. …"
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  6. 326

    Long – Term Soaking Effect On Strength And Deformation Characteristics Of A Gypsiferous Subgrade Soil حسب Razouki, Sabah Said

    منشور في 2003
    "…The loss in CBR and MR took place at a high rate within the first week and at a decreased rate thereafter so that the soil strength became almost constant after about six months. …"
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  7. 327

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

    منشور في 2016
    "…The RC beam specimens were tested in flexure under four point loading until failure with a clear span of 2.2 m. The strengthening technique was applied to the soffit of the beam (flat type) altering the number of layers of textile. …"
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  8. 328

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

    منشور في 2016
    "…The commercial CNTs had a lengths of 1 ?m to 10 ?m and outer diameters of 10 nm to 20 nm (corresponded aspect ratios ranging from 50 to 1000), with purity >95% and BET surface area of 156 m2/g. …"
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  9. 329

    Adult appendicitis score versus Alvarado score: A comparative study in the diagnosis of acute appendicitis حسب Ghali, Mohamed Said

    منشور في 2023
    "…Results AAS risk stratification was applied to the study population. Group I for a low probability, and groups II and III for an intermediate and high probability of AA. …"
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  10. 330

    THE ROLE OF QATAR COMMUNITY PHARMACISTS IN DEPRESSION CARE: A SURVEY OF ATTITUDES, PRACTICES AND PERCEIVED BARRIERS حسب SHAMI, RULA

    منشور في 2020
    "…However, the extent of pharmacists’ involvement in depression care was very low. Out of a possible score of 5, pharmacists’ practices had a mean score of 2.64 and a standard deviation of 0.26. …"
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  11. 331

    Environment Degradation and Economic Growth in the Qatar Economy: Evidence from a Markov Switching Equilibrium Correction Model حسب Charfeddine, Lanouar

    منشور في 2016
    "…From the economic perspective, this means that initially economic growth increases environment degradation and then declines it after a threshold point of income per capita. …"
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  12. 332

    Fruit and vegetable consumption and cardiovascular diseases among jordanians: A case-control study حسب Tayyem, F. Reema

    منشور في 2020
    "…Increasing cauliflower consumption of 1-2 servings per week decreased CVD risk to about 37% (OR = 0.63, 95% CI: 0.38-0.98). …"
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  13. 333

    HYPERTENSION MANAGEMENT AND PRESCRIBING PRACTICES IN PRIMARY HEALTHCARE SETTINGS IN QATAR: A MULTI-METHODS حسب ABDELKADER, NADA NABIL

    منشور في 2023
    "…Methods: The first phase is a retrospective chart review. The second phase is a mixed-method explanatory sequential design study. …"
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  14. 334

    A kernelized sparsity-based approach for best spectral bands selection for face recognition حسب Bouchech, H.J.

    منشور في 2015
    "…Second, we propose to enhance the performance of the four mentioned algorithms, which has been drastically decreased upon the day lighted face images provided by IRIS-M3 face database. …"
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  15. 335
  16. 336

    Juvenile Hyaline Fibromatosis: Literature Review and a Case Treated With Surgical Excision and Corticosteroid. حسب Braizat, Omar

    منشور في 2020
    "…A mutation of the (CMG2) gene on chromosome 4q21 is hypothesized to result in the abnormal deposition of amorphous hyaline substance in different body tissues. …"
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  17. 337

    Adult Hospital Inpatient Experience in Qatar And Associated Factors: A Cross-Sectional Study حسب Salem, Noora Abdulla Awad

    منشور في 2020
    "…Similarly, communication with doctors scores decreases in all hospitals from 93.2% to 90.1% (F=94.3, p=<0.001) Conclusions: Improving patient experience and engagement with the healthcare system is an important outcome, which should be evaluated and monitored regularly to assess the progress in achieving the NHS 2018-2022 priorities for Qatar. …"
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  18. 338

    A Modular Multilevel Voltage-Boosting Marx Pulse-Waveform Generator for Electroporation Applications حسب Elgenedy M.A.

    منشور في 2019
    "…The proposed BMPG has hardware features that allow modularity, redundancy, and scalability as well as operational features that alleviate the need of series-connected switches and allows generation of a wide range of pulse waveforms. In the BMPG, a controllable, low-voltage input boost converter supplies, via directing/blocking (D/B) diodes, two arms of a series modular multilevel converter half-bridge sub-modules (HB-SMs). …"
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  19. 339
  20. 340

    Exploitation of Citrus Peel Extract as a Feedstock for Power Generation in Microbial Fuel Cell (MFC) حسب Kondaveeti, Sanath

    منشور في 2019
    "…The voltage generation and organic content reduction demonstrated the possibility of utilizing CW as a substrate in MFC. The polarization analysis revealed a high-power generation of 71.1 mW/m2 with low OL of 3 kg/m3. …"
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