يعرض 861 - 880 نتائج من 1,785 نتيجة بحث عن '(( 9 11 decrease ) OR ( 10 ((greater decrease) OR (((mean decrease) OR (a decrease)))) ))*', وقت الاستعلام: 0.14s تنقيح النتائج
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  5. 865

    Tribological studies of nanomodified mineral based multi-grade engine oil حسب Laad, M.

    منشور في 2017
    "…Wear rate for lubrication oil without nanoadditives was also found to be decreased with increase in sliding speed. Experimental results prove that nanoparticles can be used as a multifunctional additive in lubricating oil to enhance its tribological properties.…"
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  6. 866
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  11. 871

    Study of performance, combustion, and emissions parameters of DI-diesel engine fueled with algae biodiesel/diesel/n-pentane blends حسب Elkelawy, Medhat

    منشور في 2021
    "…Due to the disadvantages of using pure biodiesel in engines, it was used as B50 (a blend of 50% diesel and 50% biodiesel). To enhance engine performance, n-pentane was used in different extents of 5, 10, and 15 ml per liter as an enhancer additive. …"
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