对防灾减灾涉及的自然灾害的特征、科学研究与技术、减灾文化、综合防御措施、灾后应急救援等问题进行了简要总结概括和初步讨论分析。
The problems of natural disaster features, science and technology, disaster reduction culture and countermeasures, relief after the disaster are discussed and analysed in the paper.
通过综合研究，掌握了地球上各种自然灾害发生的原因后，人类对各种灾害的预防工作就会变被动为主动。
Through comprehensive study, we understand the causes of various natural disasters in the world, so that we can gain the initiative to prevent various kinds …
通过综合研究，掌握了地球上各种自然灾害发生的原因后，人类对各种灾害的预防工作就会变被动为主动。
Through comprehensive study, we understand the causes of various natural disasters in the world, so that we can gain the initiative to prevent various kinds …
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