JIS C61191-1-2006 印刷电路板组件.第1部分一般规范.使用表面安装和相关装配技术焊接电气组件和电子组件要求.pdf,C 61191-1 2006 12 1 (JEITA) IEC 61191-1:1998 Printed board assembliesPart 1: Generic specificationRequirements for soldered electrical and electroni
JIS C61191-1-2006 Printed board assemblies -- Part 1: Generic specification -- Requirements for soldered electrical and electronic assemblies using surface mount and related assembly technologies 53页 JIS C61191-2-2006 Printed board assemblies -- Part 2: Sectional specification -- Requirements for ...
25、TMSM520B CG60S420N钢种中国 GB日本 JIS美国 ASTM德国牌号牌号标准号钢号20SF34S20CG3201G4051A105、A181-IC22、CK221.0402101151DIN1720025SF40S25CG3201G4051A181-I、A266-I35SF45S35CG3201G4051A181-U、A266-nA105C35 CK351.05011.1181DIN1720045SF50S45CG3201G4051A266-山C45 CK451.05031.1191DIN172...
1、世界钢种 中国GB日本JIS美国ASTM德国无缝钢管对照表发布日期:2007-2-27 11:48:18浏览人数:34510钢种中国GB日本JIS美国ASTM德国牌号牌号标准号钢号钢号材料号标准号碳 素钢管(Q235)GGPSTPY4,G3452G3457(A53钢种F)A283-D(St33)1.0033DIN162610STPG3!3G3454A135-AA53-A(St37)1.0110DIN1626STPG3!3G3456A106...