After that, the postal integrated computer network was born in 1999, which was the most representative and basal network.
之后在1999年最具代表性与最为基础的邮政综合计算机网应运而生了。
After that, the postal integrated computer network was born in 1999, which was the most representative and basal network.
之后在1999年最具代表性与最为基础的邮政综合计算机网应运而生了。
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