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European method primary group speed digital subscriber matching device
European method primary group speed digital subscriber matching device
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机译:欧洲方法初等组速度数字用户匹配装置
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摘要
[0001] The present invention relates to a European first-rate digital subscriber matching apparatus and, in order to implement an ISDN service by connecting a digital subscriber having a first group speed of a rupture system in an exchange system accommodating an ISDN subscriber, To be accommodated in the switching system.
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