Gas analysis - Contents of certificates for calibration gas mixtures - Amendment 1: Cross reference list to ISO Guide 31:2015 and ISO/IEC 17025:2017 (ISO 6141:2015/Amd 1:2020)
气体分析.校准用混合气体证书的内容.修改件1:ISO指南31-2015和ISO/IEC 17025-2017的对照表(ISO 6141-2015/Amd 1-2020)