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一 k DMCS:为 ANT、BoCCh、菲力浦的合资公司 **ECR900:是 AEG、阿尔卡特、Norcia的合资公司GSM在各国的应用状况@刘明德
A k DMCS: a joint venture between ANT, BoCCh and Philips ** ECR900: a GSM, a joint venture between Alcatel, Norcia and its state-of-the-art applications in various countries @ Liu Mingde