本文件有助于标准化解释和可验证的一致性软件 计算方法CNOSSOS-EU:2015中声音传播部分的实施依据 ISO 17534-1。CNOSSOS的其他部分——欧盟:2015年，如源模型或计算方法 飞机噪音超出了本文件的范围。本文件提供了一致同意的解释 CNOSSOS声音传播部分的模糊方面——欧盟:2015，一组说明性测试案例 以及参考解决方案，以及一个用于声明符合性的模板表格示例 软件制造商。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document facilitates a standardized interpretation and a verifiably consistent software implementation of the sound propagation part of the calculation method CNOSSOS -EU: 2015 according to ISO 17534-1. Other parts of CNOSSOS -EU: 2015, such as the source models or the calculation method for aircraft noise, are beyond the scope of this document. This document provides an agreed interpretation of ambiguous aspects of the sound propagation part of CNOSSOS -EU: 2015, a set of illustrative test cases along with reference solutions, and an example of a template form for the declaration of conformity for software manufacturers.All current amendments available at time of purchase are included with the purchase of this document.