2001年12月11日,中国正式加入世贸组织,进一步融人世界经济大潮中。其实,中国人早就有参与世界经济文化交流的活动。 |
请回答: (1)西汉时,中国通过什么途径参与世界经济文化交流? |
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(2)为保障这一活动的顺利进行,西汉政府采取了什么措施? |
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(3)这一活动的开展在当时有什么影响? |
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(4)这条中西通道在我们今天的现实生活中有什么价值和作用? |
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