ITU-T Q 5-1988 ADVANTAGES OF SEMI-AUTOMATIC SERVICE IN THE INTERNATIONAL TELEPHONE SERVICE《在国际电话业务中半自动业务的优点》.pdf

《ITU-T Q 5-1988 ADVANTAGES OF SEMI-AUTOMATIC SERVICE IN THE INTERNATIONAL TELEPHONE SERVICE《在国际电话业务中半自动业务的优点》.pdf》由会员分享，可在线阅读，更多相关《ITU-T Q 5-1988 ADVANTAGES OF SEMI-AUTOMATIC SERVICE IN THE INTERNATIONAL TELEPHONE SERVICE《在国际电话业务中半自动业务的优点》.pdf（3页珍藏版）》请在麦多课文档分享上搜索。

1、INTERNATIONAL TELECOMMUNICATION UNION)45G134 1 TELECOMMUNICATIONSTANDARDIZATION SECTOROF ITU%.%2!,G0G02%#/-%.$!4)/.3G0G0/.G0G04%,%0(/.%37)4#().G0G0!.$G0G03).!,).).4%2.!4)/.!,G0G0!54/-!4)#G0G0!.$3%-)G13!54/-!4)#G0G07/2+).!$6!.4!%3G0G0/(b) the very small number of faults due to the equipment used for

2、the international semi-automatic service;(c) the improvement in the “efficiency“ (ratio of chargeable time to total holding time) of circuits usingsemi-automatic service compared with the efficiency of manual circuits operated on a demand basis;(d) the improvement in the quality of the service given

3、 to users due to the reduction in the time of setting upa call;(e) the fact that any type of call can be set up without difficulty over semi-automatic circuits, so that semi-automatic circuits can be used exclusively on an international relation;draws the attention of Administrationsto the advantages of semi-automatic service from the point of view of economy and of the quality of servicegiven to subscribers.