ISO 27020-2019 标准详情
- 标准号:ISO 27020-2019
- 中文标题:
- 英文标题:Dentistry -- Brackets and tubes for use in orthodontics
- 标准类别:国际标准化组织ISO
- 发布日期:
This document specifies requirements and test methods to compare the functional dimensions of orthodontic brackets and tubes and their chemical ion release, as well as packaging and labelling information.This document is applicable to brackets and tu
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