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《Standard for sei smic appraisal of petrochemical steel facilities》(GB/T51273-2018)【FULL PDF】

Views:          Time:2022-01-20 04:08:43

《Standard for sei smic appraisal of petrochemical  steel facilities》(GB/T51273-2018)【FULL PDF】






CN:《石油化工钢制 设备抗震鉴定标准》(GB/T51273-2018)【全文附PDF版下载】












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