يعرض 1,221 - 1,240 نتائج من 1,773 نتيجة بحث عن '(( 7 10 decrease ) OR ( 10 ((meet decrease) OR (((mean decrease) OR (a decrease)))) ))*', وقت الاستعلام: 0.15s تنقيح النتائج
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    Combined effects of treated domestic wastewater, fly ash, and calcium nitrite toward concrete sustainability حسب Abushanab, Abdelrahman

    منشور في 2021
    "…Concrete hardened properties were tested at 7, 28, and 90 days. Test results revealed that TWW slightly decreased concrete compressive and flexural strengths by 5%-12%, whereas it dramatically increased the porosity and chloride permeability by about 40%. …"
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