يعرض 1,221 - 1,240 نتائج من 1,772 نتيجة بحث عن '(( 10 ((meter decrease) OR (((a decrease) OR (mean decrease)))) ) OR ( 7 10 decrease ))*', وقت الاستعلام: 0.15s تنقيح النتائج
  1. 1221

    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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