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15 abr 1997 año - 1997 《全球基础电信协定》签署

Descripción:

#1997.4.15

【1997】69个世界贸易组织成员签署了《全球基础电信协定》
{作用}电报、电话、移动数据服务等电信市场相互开放，大大降低了人们的通信成本

Añadido al timeline:

人教版高中历史|Chinese students' PEP SENIOR HIGH HISTORY TEXTBOOKS

ByGUZI
hace 8 meses atrás
4
0
3489

fecha:

15 abr 1997 año
Ahora mismo
~ 28 years ago
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