يعرض 681 - 700 نتائج من 1,764 نتيجة بحث عن '(( 16 (peer OR per) decrease ) OR ( 10 ((a decrease) OR (((nn decrease) OR (mean decrease)))) ))*', وقت الاستعلام: 0.16s تنقيح النتائج
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    An experimental investigation of emission performance of heterogenous catalyst jatropha biodiesel using RSM حسب Singh, Aparna

    منشور في 2021
    "…The experimental investigation showed that the use of the B30 blend reduces HC & CO emissions by about 16.7% and 24% correspondingly in comparison to diesel. …"
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    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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  20. 700