•当初步配合比是300:150:600:1200(kg/m3)时,拌合混凝土进行工作性检验,发现坍落度偏低需增加5%的水泥浆,问调整后的混凝土配合比是多少?.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[答:.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
水泥:300(1+5%)=315 kg/m3.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
水:.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
150 (1+5%)=157.5 kg/m3.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[配合比.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
(1).*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
单位用量表达方式:.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
水泥∶水∶砂∶石.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
315 ∶ 157.5 ∶ 600 ∶ 1200(kg/m3).*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
(2)相对用量表达方式.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
水泥∶砂∶石,W/C=.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[
1 ∶ 1.90 ∶ 3.81,W/C=0.50.*Û}¼õ±Qbbs.3c3t.com/ÕÙa?Ì[