下列哪项不是参加特约电子汇兑必须具备的条件（）。A、日均跨省业务量在10笔以上 B、

The Nuclear Security Summit is an initiative of Mr. Obama,       considers nuclear terrorism to be one of the greatest threats to international security.

A．which

B．what

C．who

D．whom

汽车生产企业的装配流水线车间所采用的生产过程空间组织形式是()。

A.固定布置 

B.工艺专业化布置 

C.对象专业化布置 

D.混合类型布置

在潮汕地区，人们把供奉的神称为（）。

A、佛爷

B、神仙

C、老爷

D、老灯

When can routine communications be resumed when radio silence has been imposed?（）

A.After determining that the frequency or channel appears to be no longer in use

B.After determining that geographic distance from the distress situation will prohibit any other signal from interfering with emergency communications

C.Routine communications can resume after the Rescue Coordination Center transmits a message on the frequency or channel being used for emergency communications stating that such traffic has concluded

D.If，in the Master's opinion，communications on that frequency will interfere with emergency communications

下列说法错误的是( )。

A．主网络登录设置为“Microsoft网户”，则用户名、登录口令由Microsoft网络服务器提供和验证

B．对文件与打印机等共享资源进行访问的两种方式中，共享级访问控制不需要用户提供密码

C．无论用户安装哪一种协议，每一种协议都必须与网卡绑定

D．设置IP地址和子网掩码后，只有正确设置了“网关”才能与局域网以外的计算机通信