在受灾现场，所有的大型救援行动都设有通讯中心，援助人员可以在那里发送电子邮件、阅读最新的安全资料，以及研读受灾地区的卫星地图。
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.
电力和通讯系统受损，进一步阻碍了救援行动。
Damage to power and communications systems further hindered rescue efforts.
但是救援行动受阻于遭到破坏的道路和桥梁、机场内涝以及通讯中断。
But relief efforts were hampered by destroyed roadsand bridges, water logged airports and other disrupted lines of communication.
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