转化炉管，为适合在高温环境下使用，材质必须具备（）的条件
A. 足够的强度
B. 足够的韧性
C. 好的抗氧化、耐腐蚀性能
D. 良好的抗高温蠕变性能
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压力有两种表示方法：一种是以（）为基准表示的压力、称为（）；一种是以（）为基准表示的压力，称为（）或表压力。
You need to recommend a solution for the new VMs that supports the company's planned changes What should you recommend doing before the new VMs are deployed？（）
A. Purchase one additional Enterprise license.
B. Purchase two additional Enterprise licenses.
C. Deploy an additional physical server that runs Microsoft Hyper-V Server 2008 R2.
Deploy an additional physical server that runs Windows Server 2008 R2 Enterprise.
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