يعرض 781 - 800 نتائج من 1,776 نتيجة بحث عن '(( 13 c decrease ) OR ( 10 (((peter OR per) decrease) OR (((a decrease) OR (mean decrease)))) ))*', وقت الاستعلام: 0.18s تنقيح النتائج
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    Development of an Air-Cooled Induction Manifold for Diesel Engines in Hot and Humid Climate حسب Elrentisy, Mohamed H.

    منشور في 2022
    "…Furthermore, the smoke emission has decreased by 40% at the engine full load. It was also proved that using the air-conditioning system of a vehicle to cool the intake air temperature is visible, as the net gained the power of the engine has increased by 14.5% when running at 20 °C compared with 45 °C.…"
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  9. 789

    Global, regional, and national stillbirths at 20 weeks' gestation or longer in 204 countries and territories, 1990–2021: findings from the Global Burden of Disease Study 2021 حسب Comfort, Haley

    منشور في 2024
    "…The estimated number of stillbirths occurring at 20 weeks' gestation or longer decreased from 5·08 million (95% UI 4·07–6·35) in 1990 to 3·04 million (2·61–3·62) in 2021, corresponding to a 39·8% (31·8–48·0) reduction, which lagged behind a global improvement in neonatal deaths of 45·6% (36·3–53·1) for the same period (down from 4·03 million [3·86–4·22] neonatal deaths in 1990). …"
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    article
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  13. 793

    Pilot-scale petroleum refinery wastewaters treatment systems: performance and microbial communities' analysis حسب Karray, Fatma

    منشور في 2020
    "…Decreasing HRT to 5 and 2.5 days led to a decrease in the efficiency of the process and a decrease in biomass concentration was also observed (<1000 mg/l). …"
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  14. 794

    CO2 methanation using sugarcane bagasse biochar/nickel sustainable catalysts حسب Gamal, Ahmed

    منشور في 2024
    "…The catalyst containing 0.5 mmolNi/gSCB showed the highest CO2 conversion at all operating temperatures (250–550 °C) in addition to the highest methane selectivity at 400 °C. …"
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    Morphology and property changes in PLA/PHBV blends as function of blend composition حسب Kanda G.S.

    منشور في 2018
    "…A weak negative deviation in the mean size for low PHBV content possibly indicates some degree of partial miscibility. …"
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    The influence of oxygen, partial vacuum, temperature, relative humidity combined with gamma radiation on the mosquito, Culex pipiens complex l. I. Effect of exposure to temperature... حسب Hafez, Mahmood [محمود حافظ]

    منشور في 1993
    "…The results revealed that a temperature of 10°C was the most effective temperature on pupal mortality of Culex pipiens complex L. followed by 32°C then 20 and 26°C. …"
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