On the ground, all big relief operations have communications centres where aid workers go to send e-mails, read the latest security updates and study satellite maps of the affected area.
2
海拉瓦系统可以对最新的航空摄影、卫星图片进行全数字化信息处理，形成完整的电子地图沙盘。
Through the processing of the aerophotography and the satellitic picture, the Helawa system can output the electronic map.
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