钢管焊接时，有加固环的钢管，加固环的对焊焊缝应与管节纵向焊缝错开，其间距不应小于（）mm. ["A.100 ","B.200 ","C.300 ","D.400"]
You are the network administrator for Test King. All network servers run Windows Server 2003. A server named TestKingSrv hosts applications for network users. TestKingSrv contains a motherboard that can support two CPUs. One CPU is currently installed. TestKingSrv has 512 MB of RAM and a single 36 - GB integrated device electronics (IDE) hard disk. It has a 10 MB Ethernet card connected to a 10/100 Mb switch. After TestKingSrv is in use for five months, network users report unacceptable response times on their applications. You open System Monitor on TestKingSrv and see the information shown in the following table. You need to improve the performance of Server 1. What should you do?（） [" Add an additional CPU."," Add an additional 512 MB of RAM."," Replace the existing hard disk with a faster one."," Replace the 10-Mb Ethernet card with a 100-Mb Ethernet card."]
某机电安装公司总承包了一个炼油厂装置的安装工程，该机电安装公司具有特种设备安装改造维修许可证1级许可资格。炼油厂装置安装工程内容包括：设备安装、管道安装、电气仪表等。其中有一台大型分馏塔，属于Ⅱ类压力容器，采用分三段运入施工现场，需要在现场进行组焊安装。机电安装公司项目部拟采用在基础上由下至上逐段吊装、组对焊接的施工方法，并为此编制了施工方案。根据施工方案，项目部进行了吊装机具的选择，决定租赁一台400t履带式起重机吊装。项目部根据大型吊装具有重大风险的情况，编制了针对吊装作业的安全生产事故应急预案。
施工开始后，发生了下列事件：
1.项目监理工程师认为机电安装公司不具备分馏塔的现场组焊安装资格，要求项目暂停施工。
2.400t履带式起重机进场组装完成之后立即着手进行分馏塔吊装，被监理工程师制止。项目部应如何选择吊车完成分馏塔的吊装任务？
根据《徐州市市级机关培训费管理办法》，（）日以内的培训不得组织调研、考察、参观。 ["5","7","10","12"]
透析过程中护士的观察要点不正确的是（） ["认真巡视，检查机器的运转情况","血管通路、体外循环情况","及时调整患者血流量，越大越好","定时测量生命体征","及时发现血液透析相关并发症并及时处理"]
可燃气体
