يعرض 621 - 640 نتائج من 1,766 نتيجة بحث عن '(( 5 (((meter OR meters) decrease) OR (nn decrease)) ) OR ( 10 ((we decrease) OR (a decrease)) ))', وقت الاستعلام: 0.17s تنقيح النتائج
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    Investigation of Spatiotemporal Variability of Microplastics in Qatar's Cstal Environment حسب Ben-Hamadou, Radhouane

    منشور في 2016
    "…For each sampling, sediments from the top 2 cm were collected at the most recent high tidal mark on shore from a square area (0.5 0.5 m) along the shore line. Three replicate quadrats (5 meters apart) were sampled in each beach. …"
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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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