求翻译：为加强国际科技交流，提高中国的国际威望，他曾先后率团访问捷克、苏联、意大利、瑞士、法国、葡萄牙、英国、瑞典、、美国，并作学术报告。他在华侨知识分子中从事大统一、大团结工作，号召两岸科技工作者为祖国统一"大桥"各修一座"引桥"，使海外华人、港台同胞深受鼓舞。是什么意思？

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For the strengthening of the international science and technology exchange, and enhance China's international prestige, he has led a delegation to visit the Czech, the Soviet Union, Italy, Switzerland, France, Portugal, the United Kingdom, Sweden, Japan, the United States, and for academic report. T

In order to strengthen the international technical exchange, enhances China's international prestige, he once successively lead a group to visit Czechoslovakia, Soviet Union, Italy, Switzerland, France, Portugal, England, Sweden, Japan, US, and made the academic report.He is engaged in the big unifi

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正在翻译，请等待...