t7345s 发表于 2015-2-9 11:06:05

ETSI EG 202 745 V1.1.1 (2008-09)

ETSI EG 202 745 V1.1.1 (2008-09)
ETSI Guide
Human Factors (HF);
Guidelines on the provision of ICT services
to young children

admin 发表于 2015-2-9 11:35:47

谢谢您的分享，金币已奖励
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