يعرض 201 - 220 نتائج من 1,777 نتيجة بحث عن '(( 5 g decrease ) OR ( 10 ((we decrease) OR (((a decrease) OR (mean decrease)))) ))*', وقت الاستعلام: 0.26s تنقيح النتائج
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    Effect of using Cement Kiln Dust as a nano-material on the strength of cement mortars حسب Alnahhal, Wael

    منشور في 2017
    "…The CKD was milled up to 4 hours in a planetary ball mill. In addition to the control cement mortar mixture with 0% CKD, a total of 28 concrete mortar mixtures were prepared with four different replacement percentages of nano-CKD (5, 10, 15, and 20 %), and seven different milling times (1, 1.5, 2, 2.5, 3, 3.5, and 4 hours). …"
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