ASTM F2978-20 用磁共振成像优化金属对金属髋关节置换装置临床诊断评估扫描顺序的标准指南.pdf文档页数:11文档大小:4.32MB文档格式:pdf This international standard was developed in accordance with internationally recognized principles on standardization establi
ASTM D 4427 - 92 (Reapproved 2002)e1 Standard Classification of Peat Samples by Laboratory Testing1.pdf文档页数:3文档大小:37.92KB文档格式:pdf Designation:D 4427-92(Reapproved 2002)1 INTERNATIONAL Standard Classification of Peat Samples by Laboratory
JIS C 8201-4-1-2020 低压开关柜和控制装置 第4-1部分:接触器和电动起动器 机电接触器和电动起动器.pdf文档页数:118文档大小:45.45MB文档格式:pdf JIS 低压開閉装置及制御装置一 第4-1部:接触器及毛一夕又夕一夕: 電氨機械式接触器及毛一夕又夕一夕 JISC8201-4-1:2020
ASTM E1839-20 造纸工业用杀粘剂效力的标准实施规程 细菌和真菌粘液.pdf文档页数:4文档大小:2.11MB文档格式:pdf This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision o