يعرض 641 - 660 نتائج من 738 نتيجة بحث عن '(( 20 10 decrease ) OR ( 5 ((((step decrease) OR (we decrease))) OR (mean decrease)) ))', وقت الاستعلام: 0.16s تنقيح النتائج
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  11. 651

    Recycled Waste Tires Management in Constructions حسب Hamid, Salma Mohamed

    منشور في 2020
    "…The LCCA results show that the rubberized concrete (RC2), obtained by replacing 5% of aggregate and mixing it with seawater, is more cost-effective than RC1, with a cost savings of 30%.LCCA data were acquired by investigating thirteen concrete mixes (a control mix; 5%, 10%, and 20% rubber aggregate substitutions mixed with freshwater; and 0%, 5%, and 10% rubber aggregate substitutions mixed with seawater). …"
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  12. 652
  13. 653

    Enhanced bioelectrochemical treatment of petroleum refinery wastewater with Labaneh whey as co-substrate حسب Mohanakrishna, Gunda

    منشور في 2020
    "…On the contrary, a maximum substrate degradation rate of 0.420 kg COD/m3-day (ξCOD, 63.10%), was registered with 80:20 feed. Higher LW ratios in PRW lead to the production of VFA which in turn gradually decreased the anolyte pH to below 4.5 (70:30 feed). …"
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  14. 654

    Morphology, nucleation, and isothermal crystallization kinetics of poly(butylene succinate) mixed with a polycarbonate/MWCNTs masterbatch حسب Gumede, Thandi P.

    منشور في 2018
    "…The nanocomposites contained 0.5, 1.0, 2.0, and 4.0 wt% MWCNTs. Differential scanning calorimetry (DSC), small angle X-ray scattering (SAXS) and wide angle X-ray scattering (WAXS) results indicate that the blends are partially miscible, hence they form two phases (i.e., PC-rich and PBS-rich phases). …"
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    NUMERICAL INVESTIGATION OF THE POTENTIAL OF USING HYDROGEN AS AN ALTERNATIVE FUEL FOR AN INDUSTRIAL BURNER حسب QAZAK, ABDUL HAFIZ

    منشور في 2024
    "…The second study shows that reducing the total MFR of the fuel by 20% has the closest temperature profile to that of pure methane. …"
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  18. 658

    Impacts of rural tourism-driven land use change on ecosystems services provision in Erhai Lake Basin, China حسب Li, Jinghui

    منشور في 2020
    "…© 2020 Elsevier B.V. Tourism is an expanding activity worldwide, with vital implications for local economies but also for ecosystem management. …"
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