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Terms for subject Information technology containing private branch exchange | all forms | in specified order only
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digital private branch exchange数字式专用分支交换机
digital private branch exchange数字式专用分支交换
electronic private automatic branch exchange电子专用自动交换分机
IP private branch exchangeIP 专用交换分机
private automatic branch exchange专用自动交换分机
private branch exchange专用交换分机
private manual branch exchange专用人工交换分机