它已经成为一项更专业的业务，需要更多灵活多样的工作方式以及不同的技能。
It has become a more specialised business, requiring greater flexibility of work patterns and differentiation of skills.
这种灵活性已经改变了UPMC IT专业人员的工作方式，让他们能够把时间和注意力集中于开发、服务改进和解决复杂的问题。
This flexibility has changed the way UPMC's it professionals work by letting them focus their time and attention on development, service improvement, and complex issues.
Web服务也是如此，您只需了解什么是Web服务和Web服务的工作方式以及Web服务为何对于您和您的生活(作为IT专业人士)如此重要就已经足够了。
With Web services, you can understand enough about what they are and how they work to know why they are important to you and your life as an it professional.
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