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详细介绍了对非金属材料及其零部件的认证标准、关键测试项目和一致性判定方法,为相关技术人员在非金属材料的选用方面提供参考;详细介绍了产品认证单元的划分方式,为非金属材料生产企业在申请产品认证时提供指导。
The certification standards, key test items and consistency judgment methods for non-metallic materials and their components and parts are introduced in detail. It provides reference for the relevant technicians in the selection of non-metallic materials. The division method of product certification unit is introduced in detail. Metal materials manufacturing enterprises in the application for product certification to provide guidance.