JIS C61191-2-2015 Printed board assemblies -- Part 2 Sectional specification -- Requirements for surface mount soldered assemblies《印刷电路板组件 第2部分 分规范 表面安装焊接组件的要求》.pdf

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JIS Z2345-1-2018 Standard test blocks for ultrasonic testing -- Part 1 A1 Standard Test Block《超声检测用标准试块 第1部分 A1标准试块》.pdf

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