Simply put, any requests for change should be validated before they are accepted.

简单地说，任何变更请求在被接受之前都应该经过确认。

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The focus of our continuous improvement efforts is to respond faster to customer requests for change in the product, whether the request is a problem or a request for enhancement.

我们不断的提高工作的重点是更快地响应客户对产品中变更的请求，不论该请求是一个问题，还是增强的请求。

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For example, the provider would typically be motivated to minimize change, but, of course, would respond reasonably rapidly to requests for change from consumers and the need for change from within.

例如，提供者通常有最小化更改的动机，但是当然要合理地快速响应来自使用者的更改请求和来自内部的更改需要。

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Concerns were raised by members about plans to change how requests for new housing arising from paramilitary intimidation would be categorised.

BBC: Social Development Committee

Reacting to the requests of many countries clamouring for this change, Caf has ruled that all future squads must list a total of three goalkeepers.

BBC: By Farayi Mungazi

As a matter of comity and tradition, these appropriations requests for the Legislative Branch are transmitted without change.

WHITEHOUSE: Letter -- Fiscal Year 2014 Budget Amendments