The production and processing of electronic products.
吉姆：电子产品的生产加工。
The data collection and the data processing are the foundation of the electronic cartography system.
数据采集和数据处理是电子地图制作的基础。
The data collection and the data processing are the foundation of the electronic cartography system.
数据采集和数据处理是电子地图制作的基础。
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