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15 apr 1997 anni - 1997 《全球基础电信协定》签署

Descrizione:

#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

Aggiunto al nastro di tempo:

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

8 mesi fa

4

0

3494

Data:

15 apr 1997 anni

Adesso

~ 28 years ago

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