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personal communications services (pcs)中文什么意思

發(fā)音:   用"personal communications services (pcs)"造句
  • 個人通信服務(wù)
  • personal:    adj. 1.個人的，私人的；一身的，自身的。 2.本人 ...
  • communication:    n. 1.通訊，通知；交換；信息；書信，口信，通報。 2 ...
  • service:    n. 1.服務(wù)；工作；公務(wù)；職務(wù)；事務(wù)；業(yè)務(wù)；行政部門( ...
  • pc:     PC ＝ 1.patrol craft 巡邏 ...
  • pcs personal communications services:    個人通信服務(wù)
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例句與用法

  1. The radio spectrum used in narrowband personal communications services ( pcs )
    用于窄帶個人通信業(yè)務(wù)（ pcs ）的無線頻譜。
  2. Personal communications services ( pcs ) - two - way , voice and digital , wireless telecommunications system
    個人通訊服務(wù)-是一種雙向、音頻和數(shù)字無線通訊系統(tǒng)。
  3. Important developments in hong kong ' s telecommunications sector in 1997 included the launching of personal communications services ( pcs ) , and the licensing of competitive international virtual private network services and international simple resale services for facsimile and data
    年內(nèi)，本港電訊業(yè)的重大發(fā)展計有：推出個人通訊服務(wù)、為富競爭性的國際虛擬專用網(wǎng)絡(luò)服務(wù)，以及傳真及數(shù)據(jù)國際簡單分銷服務(wù)簽發(fā)牌照。
  4. Code - division multiple - access ( cdma ) technology has become the main technology studied in the personal communication service ( pcs ) recently because it has lots of benefits , such as large system content , high voice quality , easy frequency scheme , low cost of the net making and so on
    碼分多址技術(shù)因其具有系統(tǒng)容量大、語音質(zhì)量高、頻率規(guī)劃簡單、建網(wǎng)成本較低等眾多優(yōu)點，已成為近年來個人通信業(yè)務(wù)中研究的主要技術(shù)。
  5. Wireless position location has received considerable attention over the past few years due to the united states federal communications commission ' s ( fcc ) 1996 report and order . the fcc mandate requires that all wireless service providers , including cellular , personal communications services ( pcs ) , and some special mobile radio ( smr ) licensees , provide location information for enhanced - 911 ( e - 911 ) safety services
    隨著美聯(lián)邦通信委員會于1996年提出要求各種無線蜂窩網(wǎng)對發(fā)出e - 911緊急呼叫的移動臺提供滿足一定精度要求的定位服務(wù)以來，無線蜂窩定位技術(shù)一直引起廣泛的關(guān)注。

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