standard ens meaning in English

标准镜头

Power sources for manual arc welding with limited duty . european standard en 50 060
限定工作负载的手工电弧焊用电源
Information technology . program constructs and conventions for their representation . european standard en 28631
信息技术.信息技术表示法的程序构造和准则
Modular order for the development of mechanical structures for electronic equipment practices . european standard en 60 917
制订电子设备插箱插件的模数等级
Identification card systems . intersector id - 1 card location of contacts for cards and devices used in europe . european standard en 742
识别卡.欧洲卡片和装置用触点的id - 1卡片位置
En 29293 information processing . volume and file structure of flexible disk cartridges for information interchange . european standard en 29293
信息处理.信息交换用软盘夹的容量和文件结构

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