Close mapping of the relationship dates back to 1990, and has been strengthened by detailed modelling since 2006.

对于这种关系的精密制图可以追溯到1990年，自2006年开始，气象学家制出了这种关系的精密模型。

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In this example, there is close mapping between the business service and the IT service, but that is not always the case.

在此示例中，业务服务和IT服务之间存在非常紧密的映射，但并非总是如此。

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'the models should be based on objects because then you get a very close mapping between real objects like people, places, and things and objects in the information systems.'

企业工程产出的模式必须是物件导向的，因而您可将真实世界里的物件如人、地方、及事物等，几乎能一对一密切对应到资讯系统里的物件。

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