A virtual machine is one operating system (OS) that is being managed by an underlying control program allowing it to appear to be multiple operating systems.

虚拟机是一个由底层控制程序管理的操作系统(OS)，这让它看起来像多个操作系统。

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The business control and manipulation of managed data can now focus on the goal rather than on on the technology to achieve it, so that Message Broker users can accomplish more with less knowledge.

业务控件和托管数据的操作现在可以关注目标而不是实现它的技术，因此 Message Broker 用户可以用更少的知识实现更多的功能。

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Considerate that normal rotary hearth furnace can't control the carbon potential precisely, we designed rotary hearth furnace with controlled atmosphere and then managed to use it in manufacturing.

针对传统可倾式渗碳转筒炉无法精确控制碳势的缺点，设计制作了可控气氛转炉并进行了试生产。

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"In the past I was still young and went a bit overboard, but now over the past three years I've managed to keep it more under control, " he says.

BBC: Cricket's craziest man

Gavin Melaugh flicked on from a Scates cross and Kelbie, despite failing to control the ball, managed to prod it past keeper Philip Matthews.

BBC: Lis Distillery 0-2 Ballymena Utd

It has managed to escape that control, and left humanity with a genetic weakness that another pathogen, HIV, has exploited.

ECONOMIST: AIDS