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我国首位为“１”的电话号码安排邮电部科技司体制标准处我国首位为“1”的电话号码安排$邮电部科技司体制标准处...
China’s first “1” phone number arrangements Ministry of Posts and Telecommunications Division of Science and Technology Division at the first place in China for the “1” phone number arrangements Ministry of Posts and Telecommunications Ministry of Science and Technology Division standards ...