يعرض 621 - 640 نتائج من 1,769 نتيجة بحث عن '(( 30 cm decrease ) OR ( 10 ((we decrease) OR (((nn decrease) OR (a decrease)))) ))*', وقت الاستعلام: 0.15s تنقيح النتائج
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    Recycled Polypropylene Fibres for Reinforcing Cement Mortar under Arid Conditions حسب Bendjillali, Khadra

    منشور في 2023
    "…It is also shown that under arid conditions, the presence of 1% of recycled polypropylene fibres in cement mortar leads to a considerable decrease in total shrinkage of about 46% and an increase in the flexural and compressive strength of about 24% and 26%, respectively, compared to control mortar (CM) at the age of 194 days. …"
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  4. 624
  5. 625

    High-Rate Anaerobic Digestion of Waste Activated Sludge by Integration of Electro-Fenton Process حسب Feki, Emna

    منشور في 2020
    "…Following EF pretreatment, the pH, conductivity, soluble chemical oxygen demand (SCOD), and volatile fatty acids (VFA) increased to 7.5, 13.72 mS/cm, 4.1 g/L, and 925 mg/L, respectively. Capillary suction time (CST) analysis highlighted the dewaterability effect of EF on WAS, as demonstrated by the decrease in CST from 429 to 180 s following 30 min of pretreatment. …"
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  17. 637

    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. 640