- 導(dǎo)航信號
- 航行標(biāo)志
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navigation signal中文什么意思
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- Chapter studies the detection and acqusition of satellite navigation signal
第五章研究gps信號檢測及捕獲問題。 - Effect of atmosphere on satellite navigation signal delay and correction method
大氣層對衛(wèi)星導(dǎo)航信號的時(shí)延影響及修正 - Sync on time in underwater topographic measurement using navigation signal from gps receiver
實(shí)時(shí)動(dòng)態(tài)測量在故縣水庫水下地形測量中的應(yīng)用 - The study on the development of gps satellite navigation signal system and the comparison of design
衛(wèi)星導(dǎo)航信號體制的發(fā)展和設(shè)計(jì)比較研究 - Considering characteristics of radio propagating offshore and flexibility of radio area navigation system , when distance is less than 1000km , center frequency of navigation signal should be chosen in 2mhz
綜合考慮電波海上傳播特性和陸基區(qū)域無線電導(dǎo)航系統(tǒng)的機(jī)動(dòng)性,在海上作用距離不超過1000km時(shí),導(dǎo)航信號中心頻率采用2mhz頻段。