| 单词 |
on-call circuit |
| 释义 |
on-call circuit on-call circuit[′ȯn ′kȯl ‚sər·kət] (communications) A permanently designated circuit that is activated only upon request of the user; this type of circuit is usually provided when a full-period circuit cannot be justified and the duration of use cannot be anticipated; during unactivated periods, the communications facilities required for the circuit are available for other requirements. |
| 随便看 |
- petrovskii, petr grigorevich
- petrovskoe
- petrovsk-zabaikalskii
- petrov type
- petrov type d
- petrov val
- petrov, valeri
- petrov, vasilii
- petrov, vasilii ivanovich
- petrov, vasilii petrovich
- petrov, vasilii rodionovich
- petrov, vasilii stepanovich
- petrov, vasilii vladimirovich
- petrov, viacheslav
- petrov, viacheslav viacheslavovich
- petrov, vladimir
- petrov, vladimir mikhailovich
- petrov vodkin
- petrov-vodkin, kuzma
- petrov-vodkin, kuzma sergeevich
- petrov, yevgeny petrovich
- petrozavodsk
- petrozavodsk, russia - petrozavodsk airport
- petrozavodsk, university of
- petroöccipital fissure
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