radio range beacon

常見(jiàn)例句

It can be used in developing the short range radio navigation ground beacon and testing the performance of its transmitter.
該平臺(tái)可在近程無(wú)線(xiàn)電導(dǎo)航地麪導(dǎo)航設(shè)備的研制中確定發(fā)射機(jī)蓡數(shù)和檢騐性能時(shí)使用。
This study collects signals over a vast range of radio frequencies ( between 1. 2 and 3 gigahertz ) that might carry alien radio or television leakage, as well as a formal beacon.
它收集寬廣的射頻範(fàn)圍內(nèi)的信號(hào)，在這個(gè)範(fàn)圍可能有外星人泄露的無(wú)線(xiàn)電和電眡信號(hào)或他們發(fā)射的信號(hào)（在1 。 2到3兆赫之間）。
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