High gain antenna is required in the longdistancecommunications and high resolution radar applications in which reflector antenna is the most widely used one.
在远距离通讯和高分辨率雷达的应用中，要求天线具有高增益，反射面天线是使用最广泛的高增益天线。
2
On February 14 the sun erupted with the largest solar flare seen in four years-big enough to interfere with radio communications and GPS signals for airplanes on long-distance flights.
2月14日太阳爆发了四年以来最大的太阳耀斑——大到足以干扰无线电通讯和长途客机的全球定位系统信号。
3
This includes markets for wireless communications, local and long-distance services, and customer equipment.