At this late hour, traditional cable business already was waited to correspond by letter of data, fax, electron means and mobile equipment (pager or mobile phone) leave a message mediumly functional place is replaced, the transmission method such as radio of wire cable and long wave, shortwave also by cable. Microwave and telecommunication satellite are replaced, big east the communication technology now mixes the company business already also changed, but until at present, " of Hong Kong telegraphic company still uses "Cable ＆ Wireless HongKong Telecom" or "C ＆ W HKT" is the English name of this company. Because this does not answer Cable ＆ WirefeSS (C ＆ W) interpret is " cable and radio " . Central Office (CO)

The Central Offce in American English (CO) Exchange is synonym, but interpret exchanges bureau " for " (Exchang but interpret is " of " switching equipment) . Central Office former justice to exchange a center, exchange place of room, exchange, exchange namely (cent) bureau, but constant somebody is Central understanding the " in " centralized " by accident central " , office misunderstanding is the " bureau " of official administration orgnaization, be in consequently Central Office of certain dictionary lieutenant general (CO) note exchange total bureau " for " , make a person easily misunderstand. Switch of the first telephone was established at the United States in January 1878 the New Haven city of city of gram of Kang Nie surname, only at that time 21 users, because exchange a center that is located in user seat, say consequently for Central, the user is "Central to the operator's appellation when call! ". This and our country past call artificial switching equipment " of " telephone exchange, on circuit appellation operator is " telephone exchange! " the case is very similar. At this late hour, "Central Office already was used in English of contemporary United States (CO) " replaces "Central" , with "operator! "Replace "Central! ". In CCITT (ITU) " Terms AndDefinitions " in although do not collect Central Office noun of this one United States, but in the multilateral character glossary in this file appendix, the French noun that answers relatively with English Exchange and spanish name all are Central together. If be Central Office interpret " ,total bureau " will appear the following contradiction: 1. Contemporary city word net is made for much bureau, there is substation of word of much place city in same city, be in even same a telegraphic building is medium set two branch bureau, each substation is Centraloffice, if interpret is " of " total bureau, all commutative bureaus will become whole city " of " total bureau. 2. Each trade bureau has its bureau number each (Briticism is Excnangecode, american English is Central Office Code) , phone number is made in 7 in, before 3 of user telephone number are bureau date, namely PQRABCD number makes medium PQR, if be Central Offce interpret " of " total bureau, criterion the bureau date of each substation (Central Office Code) will become " of number of " total bureau. 　
Previous 1 23 Next