There ______ some milk in the cup.mB.reC.be D.isThere ______ some milk in the cup.m B.re C.be D.is
查看答案
水泥强度试条的养护池水温应控制在()。
A. 20±1℃
B. 25±1℃
C. 20±2℃
D. 25±2℃
当水泥细度试验筛的标定修正系数C在()范围时,试验筛可以继续使用,否则应予淘汰。
A. 0.90-0.10
B. 0.70-1.30
C. 0.80-1.20
D. 0.85-1.15
下列属于通用硅酸盐水泥的有()
A. 普通硅酸盐水泥
B. 粉煤灰硅酸盐水泥
C. 火山灰质硅酸盐水泥
D. 膨胀水泥
Millielwys does her homework the evening but she wtches TV Fridy evening.on; inB.t; inC.in;Millielwys does her homework the evening but she wtches TV Fridy evening.on; in B.t; in C.in; on D.in;t
A. on; in
B. at; in
C. in; on
D. in; at