题目内容

钢筋锥螺纹连接的主要优点是()

A. 受气候影响大
B. 施工速度慢
C. 施工速度快
D. 受气候影小
E. 应用范围广

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You have an Exchange Server 2010 organization named Contoso.com that contains a mail-enabled Domain Local group named Group1.Users from outside the organization report that all e-mail messages sent to group1@contoso.com generate a non-delivery-report (NDR).You need to ensure that users from outside the organization send e-mail to group1@contoso.com. What should you modify for group1?()

Advanced settings
B. Group scope
C. Group type
D. The mail flow setting

液化石油气的来源?

在富氧区域动火,氧含量不得大于()。

A. 23%
B. 23.5%
C. 25%
D. 25.5%

危险货物包装标识,是用来指示该种物资的化学物理性质及其()。

A. 运输要求
B. 搬运作业要求
C. 危险程度
D. 注意事项

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