The design methods given here have been successfully implemented in a Chinese-developed SPC digital telephone switching system.
本文所讨论的设计方法已成功地应用于国产程控数字电话交换机。
The design methods given here have been successfully implemented in a Chinese-developed SPC digital telephone switching system.
本文所讨论的设计方法已成功地应用于国产程控数字电话交换机。
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