题目内容

焊缝中氢的存在不会引起()

A. 白点
B. 冷裂纹
C. 气孔
D. 合金元素的烧损

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发现法是由美国心理学家布鲁纳倡导的,你如何评价这种教学方法?

公安消防部队军级及相应等级专业技术、文职干部,开除军籍处分,应由()审批。

A. 公安部党委
B. 公安部消防局党委
C. 公安部政治部
D. 公安部报国务院、中央军委

Your company has a network that has an Active Directory domain. The domain has two servers named DC1 and DC2.You plan to collect events from DC2 and transfer them to DC1. You configure the required subscriptions by selecting the Normal option for the Event delivery optimization setting and by using the HTTP protocol. You discover that none of the subscriptions work. You need to ensure that the servers support the event collectors.Which three actions should you perform? ()

A. Run the wecutil qc command on DC1.
B. Run the wecutil qc command on DC2.
C. Run the winrm quickconfig command on DC1.
D. Run the winrm quickconfig command on DC2.
E. Add the DC2 account to the Administrators group on DC1.
F. Add the DC1 account to the Administrators group on DC2.

进行水泥胶砂强度试验,抗折和抗压试验结果要进行必要的数据处理,以保证试验结果的可靠性。其中: ①抗折试验和抗压试验分别取三个小梁和六个试件的平均值作为试验结果; ②抗折试验取中值、而抗压试验是去掉一个最大值和最小值后四个计算值的平均值做结果; ③如果每个测定计算值分别与各自的平均值相差不超过±15%,则以平均值作为结果; ④如果每个测定计算值分别与各自的平均值相差不超过±10%,则以平均值作为结果; 判断上述数据处理方法正确的是()。

A. ①
B. ②
C. ③
D. ④

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