A.對(duì)粘性土不應(yīng)少于14D B.對(duì)砂土不應(yīng)少于3D C.水沖沉樁不應(yīng)少于28D D.對(duì)粘性土不應(yīng)少于20D
A.磨細(xì)?;郀t礦渣50~80% B.粉煤灰25~50% C.硅灰5~10% D.早強(qiáng)劑
A.跨中撓度; B.支點(diǎn)沉降; C.跨中和支點(diǎn)截面應(yīng)變; D.1/4跨的撓度