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应读者要求,现将机械部仪表局技术情报研究室收集到的有关外国和香港地区将在北京等地举办工业技术展览会和陈列会的情况列表简介如下:
At the request of the readers, the following is a summary of the lists of foreign and Hong Kong regions that will be held in Beijing and other places to hold industrial technology exhibitions and exhibitions collected by the Technical Intelligence Research Office of the Ministry of Machinery Industry.