题目内容

在运行的煤气设施上动火，必须保持管道内气体的正压力和气体的流动性。（）

A. 正确
B. 错误

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SS3型电力机车6#“退位”插件的作用是实现调压开关4小级退级，而且4个电压小级对应的导通角分别是120O、90O、50O、0O。

A. 正确
B. 错误

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污泥进行机械脱水之前要进行预处理，其主要目的是改善和提高污泥的脱水性能，下列方法中最常用的污泥预处理方法是（）。

A. 化学调理法
B. 热处理法
C. 冷冻法
D. 淘洗法

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You work as the IT professional in an international company which is named Wiikigo. You are experiencedin implementing and administering a network operating system. You are specialized in deploying servers，configuring Windows Server 2008 Terminal services and network application services，and configuring aweb services infrastructure. Your company has a Network Load Balancing cluster named nlb.wiikigo.com.The cluster hosts are named WEB1 and WEB2. The cluster is configured with a single port rule that evenlydistributes HTTP traffic between both hosts. WEB2 needs to be configured to handle all HTTPS traffic fornlb.wiikigo.com. You must retain the even distribution of HTTP traffic between WEB1 and WEB2. What should you do to achieve this？（）

A. In the properties for the cluster， create a new port rule for port TCP 443 that has the Filtering modeoption set to Single host.
B. In the properties for WEB2， the Handling priority option for the TCP 443 port rule should be changed tothe value of 1.
C. In the properties for WEB1， the Handling priority option for the TCP 443 port rule should be changed tothe value of 0.
D. In the properties for the cluster， create a new port rule for port TCP 443 that has the Filtering modeoption set to Multiple host and the Affinity option set to the value of Single.

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噪声的危害是什么？

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在运行的煤气设施上动火，必须保持管道内气体的正压力和气体的流动性。（）

A. 正确 B. 错误

SS3型电力机车6#“退位”插件的作用是实现调压开关4小级退级，而且4个电压小级对应的导通角分别是120O、90O、50O、0O。

污泥进行机械脱水之前要进行预处理，其主要目的是改善和提高污泥的脱水性能，下列方法中最常用的污泥预处理方法是（）。

噪声的危害是什么？

A. 正确
B. 错误