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中国移动科普：为什么你的手机号是11位？
source link: http://tech.sina.com.cn/mobile/n/n/2018-03-05/doc-ifxipenm9114063.shtml
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目前我们所用的手机号是一串由11个数字组成的号码，而且从全球来看，也是数字位数最多的号码。从人口数来看，我国目前有近14亿人口，而11位数的号码数量超过1000亿，因此有必要让手机号码达到11位这么多吗？今天中国移动官方微博向广大网友进行了
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