t7345s 发表于 2015-1-31 22:05:29

ETSI EG 201 219 V1.3.1 (2006-03)

ETSI EG 201 219 V1.3.1 (2006-03)
ETSI Guide
User requirements;
Guidelines on the consideration of user requirements
when managing the standardization process

admin 发表于 2015-2-2 19:26:34

谢谢您的分享,金币已奖励
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