Showing 541 - 560 results of 652 for search '(( 25 10 decrease ) OR ( 10 (((per OR peter) decrease) OR (((nn decrease) OR (mean decrease)))) ))*', query time: 0.21s Refine Results
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    Combined effects of treated domestic wastewater, fly ash, and calcium nitrite toward concrete sustainability by Abushanab, Abdelrahman

    Published 2021
    “…It was also shown that the addition of FA significantly decreased the chloride permeability of TWW concrete by 55%-71%. …”
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    Changes in air quality during the first-level response to the COVID-19 pandemic in Shanghai Municipality, China by Bai, Yang

    Published 2020
    “…The results showed that air quality improved significantly During-FLR compared with Pre-FLR, with the concentrations of PM2.5, PM10, SO2, NO2, and CO all decreasing significantly. …”
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    Enhanced Filtration Characteristics and Reduced Bacterial Attachment for Reverse Osmosis Membranes Modified by a Facile Method by Nnadiekwe, Chidera C.

    Published 2021
    “…Filtration experiments with a high-salinity feed revealed significant improvements in the permeate flux (∼25−40%) and salt rejection (∼10−15%) after the surface modification. …”
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