题型:问答题 简答题 二次加水法的施工工艺为:先将全部的石子、砂和( )的水倒人搅拌机,拌和15s,再倒人全部水泥搅拌30s,然后加入( )的水,搅拌60s完成。A.60%,40% B.30%,70% C.70%,30% D.40%,60% 查看答案
题型:问答题 简答题 You look well. The air and the sea food in Sanya must _______ you, I suppose.A.agree toB.agree onC.agree aboutD.agree with 查看答案