Abstract
Abstract. In the process of disaster emergency response, how to achieve rapid sharing of geographic information data is still a difficult problem to be solved. Combining the demand for emergency geographic information data in response to emergencies and major natural disasters in China, investigating the current situation of existing emergency geographic information data sharing, and based on the actual emergency geographic information service guarantee work, this paper researches and analyzes the sharing demand, designs the emergency geographic information data sharing model, and studies the emergency geographic information data sharing mechanism from the aspects of sharing platform, data sharing requirements, and service sharing requirements.
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