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Doppler navigator |
都卜勒導航儀 |
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Doppler power spectrum |
杜卜勒功率頻譜 |
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Doppler processing |
都卜勒信號處理 |
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Doppler profile |
都卜勒剖面圖 |
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Doppler resolution |
都卜勒頻率(頻譜)解析度 |
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Doppler shift |
都卜勒(頻率)位移 |
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Doppler signature |
都卜勒特徵 |
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Doppler spectrum |
都卜勒頻譜 |
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Doppler spread |
都卜勒(頻譜)擴展 |
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Doppler tracking |
都卜勒(頻率)追蹤 |
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Doppler tracking loop |
都卜勒(頻率)追蹤迴路 |
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double eccentric connector |
雙心連接器 |
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Double Heterojunction (DH) injection laser |
雙異質接面注入式雷射 |
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Double Heterojunction (DH) LED |
雙異質接面發光二極體 |
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double refectro antenna |
二次反射天線 |
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double sideband amplitude modulation (DSB-AM) |
雙邊帶調幅 |
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double sideband modulation |
雙邊頻帶調變 |
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Double SideBand Suppressed Carrier (DSBSC) |
雙邊帶抑制載波 |
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Double SideBand Transmitted Carrier (DSBTC) |
雙邊帶傳出載波 |
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double star topology |
雙星型態 |
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double-balanced mixer |
雙平衡混頻器 |
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Double-Channel Simplex (DCS) |
雙通道單工 |
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double-delay canceller |
雙延遲(雜波)消除裝置 |
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double-delay feedback canceller |
回饋式雙延遲(雜波)消除裝置 |
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double-error-correcting code |
雙錯誤更正碼 |
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Double-Pole Double-Throw (DPDT) |
雙刀雙擲(開關) |
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Double-Pole Single Throw (DPST) |
雙刀單擲(開關) |
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Double-Pole Three-Throw (DPTT) |
雙刀三擲(開關) |
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Double-SideBand (DSB) noise figure |
雙邊帶雜訊指數 |
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double-sideband modulation |
雙邊頻帶調變 |
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double-stub impedance matching |
雙枝阻抗匹配 |
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double-stub tuner |
雙枝調諧器 |
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doubly-clad fiber |
雙披覆層光纖 |
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down coverter |
降頻器 |
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down-conversion |
降頻 |
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downmix |
降混 |
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downsampler |
降低取樣頻率取樣器 |
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downsampling |
降低取樣頻率 |
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downward multiplexing |
向下多工(由高速率降至低速率) |
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dowsampling filter |
降取樣濾波器 |
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DP (Draft Proposal) |
初稿 |
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DPCM (Differential Pulse Coded Modulation) |
微分脈碼調變 |
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DPCM， open-loop |
開迴路微分脈碼調變系統 |
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DPDT (Double-Pole Double-Trow) |
雙刀雙擲(開關) |
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DPLL (Digital Phase-Locked Loop) |
數位式鎖相迴路 |
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DPSK (Differential Phase Shift Keying) |
微分相移鍵控 |
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DPST (Double-Pole Single Throw) |
雙刀單擲(開關) |
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DPTT (Double-Pole Three-Throw) |
雙刀三擲(開關) |
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DPU (Data Processing Unit) |
數據處理裝置 |
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Draft Internatioal Standard (DIS) |
國際標準初稿 |
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drawing apparatus |
抽絲器具 |
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drawing speed |
抽絲速率 |
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drift |
漂移 |
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drift of carrier |
載子漂移，載波漂移 |
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drift-leakage model |
漏漂移模式 |
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drift， carrier |
載波漂移，載子漂移 |
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DRIR (Direct Readout Infrared Radiometer) |
直接讀出紅外線輻射儀 |
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driving-point impedance |
驅動點阻抗 |
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DRM (DOD Reference Model) |
美國國防部參考模式 |
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DRO (Dielectric Resonator Oscillator) |
介質共振腔振盪器 |
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DRO (Digtal Readout Oscilloscope) |
數字讀出示波器 |
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drop size distribution |
雨滴尺寸(或，大小)分佈 |
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drop， abnormal |
不正常降低，不正常丟失 |
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DRSS (Data Relay Satellite System) |
數據中繼衛星系統 |
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DS (Dial Service) |
自動電話業務 |
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DS (Dirctory Service) |
目錄服務(使用於應用層) |
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DS (Direct Sequence) |
直接序列 |
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DS-CDMA， random access |
隨機存取直接序列-分碼多重進接 |
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DS-CDOA system， asynchronous |
非同步直接序列-分碼 |
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DS-COMA， synchronous |
同步直接序列-分碼多重進接 |
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DSB (Double Sideband) |
雙邊帶 |
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DSB/SC (Double SideBand Suppressed Carrier) |
雙邊帶抑制載波 |
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DSC (Data Synchronizer Channel) |
數據同步器通道 |
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DSC (District Switching Center) |
區(域)交換中心 |
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DSCS (Defense Satellite Communication System) |
國防衛星通信系統 |
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DSM |
數位儲存媒體 |
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DSN (Deep Space Network) |
深太空網路 |
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DSN (Dielectric Stabilized Oscillator) |
介質穩定振盪器 |
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DSP (Digital Signal Processing) |
數位信號處理 |
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DSS1 |
數位用戶信號第１號 |
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DSS2 |
第二號數位用戶信號系統，數位用戶信號第２號 |
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DST (Daylight Saving Time) |
日光節約時間 |
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DT (Data Terminal) |
數據終端機 |
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DT (Delayed Transmission) |
延遲傳輸 |
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DTDMA (Distributed Time-Division Multiple-Access) |
分散式分時多重進接 |
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DTMF (Dual -Tone Multi-Frequency) |
雙音多頻 |
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DTS |
解碼時間標記 |
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DTU (Data Terminal Unit) |
數據中端裝置 |
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DTV (Digital TeleVision) |
數位電視 |
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dual channel mode |
雙聲道模式 |
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dual code |
對偶(於某種改錯碼之)碼，對應碼 |
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Dual In-line Package (DIP) |
雙列包裝 |
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dual path interference |
雙路徑干擾 |
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dual polarization |
雙重極化，雙極化 |
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dual ring network |
雙環形網路 |
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dual-conversion |
雙重轉頻 |
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dual-frequency radar |
雙頻雷達 |
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dual-mode horn |
雙模號角(天線) |
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dual-mode seeker |
雙模態尋標器 |
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dual-mode transducer |
雙模轉換器 |