ตัวอย่าง telephone exchange

• Controls were pair-matched by age group and telephone exchange to 95 cases.

• But soon the power relationship between the receiver and caller is not the same as with an ordinary telephone exchange.

• We have, however, now found one for the telephone exchange and hope to start building in1964-65.

• The two bulk supply agreements currently in force relate to telephone apparatus and telephone exchange equipment.

• Tenders for the construction of this new telephone exchange have been invited and are now under consideration and the contract will include decoration work.

• By this time the need for an engineering depot had disappeared, but we still needed a site for a telephone exchange and garage.

• These districts do not all coincide with telephone exchange boundaries.

• In 1974–75 there were 1,350,000 new telephone exchange connections and 554,000 disconnections.

• The delimitation of telephone exchange areas is necessarily determined by plant considerations and it not infrequently results that municipal and telephone boundaries do not coincide.

• The minimum number of subscribers required to justify the establishment of a telephone exchange depends mainly on the estimated expenses.

• The fitting of new telephone exchange equipment this summer should prevent any recurrence of such a problem.

• It has an automatic telephone exchange with 500 subscribers and its laundry, with 31 workers, has a machine capable of washing 500 lb.

• They use the telephone exchange a great deal to call eight and 10 digit numbers.

• The advanced telephone exchange equipment capable of meeting the needs of the system in 1980 and beyond, could not be developed for some time.

• There are 139 names which apply to more than one telephone exchange.