标准查询 标准查询信息技术.办公设备.复印机和多功能设备.规格单中的信息和相关试验方法
Information technology -- Office equipment -- Copying machines and Multi-function devices -- Information to be included in specification sheets and related test methods
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标准查询Information technology -- Office equipment -- Copying machines and Multi-function devices -- Information to be included in specification sheets and related test methods
