太阳耀斑能够干扰到无线电通讯，包括使用全球定位系统技术的设备，如手机、飞机和汽车导航系统。
Solar flares can disrupt radio communications, including devices that use Global Positioning system technology, such as cell phones, airplanes and car navigation systems.
空间系统在通讯、导航、气象、遥感等许多重要领域都发挥着至关重要的作用。
Outer space systems play a vital role in many important areas such as telecommunications, navigation, meteorology and remote sensing.
中国载人航天工程副总指挥张建启日前透露，中国今年预计发射各类卫星15到16颗，主要是导航卫星和通讯卫星。
China plans to launch 15 to 16 satellites this year, mainly for navigation and communications, Zhang Jianqi, deputy chief commander of the manned space project, said recently.
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