标准摘要
[中文适用范围]： 由 IEC 和 ISO 联合发布的国际标准 81346@ 的这一部分根据对象的目的或任务相关视图及其用于参考名称的相关字母代码定义了对象的类和子类。该分类适用于所有技术领域@例如电气@机械和土木工程以及工业的所有分支@例如能源@化学工业@建筑技术@造船和海洋技术@的对象，并且可以被任何领域的所有技术学科使用。设计过程。 [外文原描述]： IEC 81346-2:2009, published jointly by IEC and ISO defines classes and subclasses of objects based on a purpose- or task-related view of the objects, together with their associated letter codes to be used in reference designations. The classification is applicable for objects in all technical areas, e.g. electrical, mechanical and civil engineering as well as all branches of industry, e.g. energy, chemical industry, building technology, shipbuilding and marine technology, and can be used by all technical disciplines in any design process. It has the status of a horizontal standard in accordance with IEC Guide 108 .
英文名称Industrial systems, installations and equipment and industrial products - Structuring principles and reference designations - Part 2: Classification of objects and codes for classes