通信與信息工程專業(yè)英語教程-資料下載頁
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【正文】 球定位系統(tǒng) Navigation 航海，航行 Incorporate 合并 Frame 設(shè)計(jì) Sector 部門 Aeronautical 航空 Geostationary orbital 同步軌道1 Highly elliptical orbital 高橢圓軌道1 Sole 基礎(chǔ)1 Briefcase 公文包1 Significantly 值得一提的是1 Alphanumeric pagers 文字?jǐn)?shù)字尋呼機(jī)1 Exploits 發(fā)射1 Dualmode phone 雙模電話1 蜂窩網(wǎng)絡(luò) cellular network1 Multispotbeam coverage 多點(diǎn)波束覆蓋技術(shù) Inversely proportional to 反比于2 Collective 集中地2 Cruise liner 巡航船2 Aircraft 飛機(jī)2 Fixed 固定的2 同步衛(wèi)星 geostationary satellite2 赤道 equator2 近赤道衛(wèi)星 equatorial orbit2 The satellite link is probably the most basic in microwave munications since a lineofsight path typically exists between the earth and space .2 The ground segment consists of three main network elements :gateways,sometimes called fixed earth stations ,the network control center and the satellite control center .Multiplexing of signals 信號(hào)復(fù)用Multipleaccess system多址系統(tǒng)Allocated to 分配Simultaneously 同時(shí)Transponder 轉(zhuǎn)發(fā)器Inherent 內(nèi)在的Selfinterference 自干擾Critical 更關(guān)鍵的Throughput 吞吐量Multispotbeam 多點(diǎn)波束Spot beam 波束Contemporary 當(dāng)代的Pedestrian 步行者Hence因此Municipal agencies 市政部門By virtue of 利用Intriguing 巧妙地
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