radio beam造句
造句与例句手机版
- Like the searchlight beam, the radio beam cannot be made very sharp; it tends to spread .
无线电射束也象探照灯的光束一样,是不能高度集中的;它总要散开。 - Ironically, the detailed reasons as to how the radio beam is produced may not be important astronomically .
具有讽刺意义的是,产生射电波束的详细原因在天文上,这也许并不重要。 - Western union installs the first commercial radio beam system
西部联合电报公司安装第一个商用无线电波束系统。 - Coded radio beam
编码无线电波束 - Instead of generating a radio beam , the array creates a “ personal cell ” that can be only centimeters in radius
这种阵列不再制造无线电波束,而是产生半径只有数公分大的个人单元。 - Notice that in both these examples the radio beam generated for one cell - phone user does not reach the other
注意,在上述两例中,针对其中一名用户产生的无线电波束,并不会抵达另一位用户的所在位置。 - An antenna array that is truly smart would be able to aim a radio beam directly at a mobile user instead of choosing a beam that comes relatively close
一个真正聪明的阵列天线,必须能够直接把波束瞄准行动用户,而不是选用与用户较为接近的波束。 - And when the array transmits back to the cell - phone user , the processor sends an out - of - phase signal to one of the antennas , generating a radio beam that runs from north to south
当阵列发射讯号给行动电话用户时,处理器会传送一个异相的讯号到其中一个天线,产生由北往南的无线电波束。 - Because the processor is fast enough to perform this task many times a second , the array can continually readjust the radio beam as the cell - phone user walks or drives across the array ' s coverage area
因为处理器的速度很快,可在一秒内执行多次工作,所以当行动电话用户在阵列涵盖?围内行走或开车时,阵列可不断重新调整无线电波束。 - It's difficult to see radio beam in a sentence. 用radio beam造句挺难的
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