DAR ES SALAAM, July 7 (Xinhua) -- On Monday, at the heart of the 50th Dar es Salaam International Trade Fair, a steady stream of visitors flows into one of the most vibrant sections of the exhibition ...
Arc welding robots move their multi-joint mechanical arms with steady precision, as welding torches glide back and forth amid ...
工业和信息化部数据显示，截至2023年11月，国家高新技术产业开发区总数达178家。前三季度，国家高新区生产总值12.33万亿元，同比增长7.11%。 China's total number of national high-tech industrial development zones had reached 178 as of the end of November, according ...
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