受拉搭接区段的箍筋间距不应大于搭接钢筋的较小直径的A倍，且不应大于（）mm.A.5，

在高频听力损伤基础上，语言频段听力开始受损，属何种类型听力损伤（）

A.听觉适应

B.听觉疲劳

C.噪声性耳聋

D.噪声性听力损伤

E.爆震性耳聋

通信局站内，应采用通信设备的工作接地、（）、建筑物的防雷接地合用一组接地体的联合接地方式。

I suggested to my father that we________to Dalian for a holiday this summer, but the expression on his

face suggested that he________to it. [ ]

A. go; shouldn't agree

B. would go; shouldn't agree

C. go; didn't agree

D. would go; didn't agree

某机构将一大型信息系统集成项目分成3个包进行招标，共有3家承包商中标，发包人与承包商应签署（）

A.技术转让合同

B.单项项目承包合同

C.分包合同

D.总承包合同

考虑到施工现场砂、石料有一定得含水量，应把砼实验室配合比中得水灰比调小一些。（）