【正文】 路SCS:Stractured Cabling System 結(jié)構(gòu)化布線系統(tǒng)SD:Signal Degraded 信號劣化SD:Smoke damper 排煙閥SD:Smoke Detector 感煙探測器SD:System Distortion 系統(tǒng)失真SDCA:Synchronization DCA同步數(shù)據(jù)通訊適配器SDMA:Spaee Division Multiplex Access容分 SDXC:Synchronous Digital Cross Connect 同少數(shù)字交叉連接SE:Sound Energy 聲能SEC:SDH Equipment Clock SDH 設(shè)備時鐘SED:Sound Energy Density 聲能密度SEEF:Smoke Extractor Exhaust Fan 排煙風(fēng)機SEMF:Synchronous Equipment Management Function同步設(shè)備管理功能SES:Severely Errored Second 嚴(yán)重誤碼秒SESR:Severely Errlred Second Ratio嚴(yán)重誤碼秒比率 SETPI:Synchronous Equipment Timing Physical Interface同步設(shè)備定時物理接口SETS:Synchronous Equipment Timing Source同步設(shè)備定時源 SF:Spur Feeder 分支線SF:Subscribers Feeder 用戶線SFN:Sound Field Nonunifornity 聲場不均勻度SFP:Sound Field Processor 聲場處進(jìn)器通訊專業(yè)詞匯4SI:Sound Installation 音響設(shè)備SI:Sound Insulation隔音SICS:Simultaneous Interpretation Conference system同聲傳譯系統(tǒng) SIPP:Service Interface and protocol processing unit業(yè)務(wù)接口和協(xié)議處理單元SLC:Sate llite Commumication 衛(wèi)星通信SLI:Synchronous Line Optical Interface同步線路光口板SLIC:Subscriber Line Interface Controller用戶線接口控制器SLM:Signal Label Mismatch 信號標(biāo)記失配SM:Synchronous Multiplexer同步復(fù)用器SMF:System management function系統(tǒng)管理功能SMS:SDH Management Sub Network SDH管理子網(wǎng)SNA:System Network Architecture 系統(tǒng)網(wǎng)絡(luò)建筑SNI:Service Node Interface業(yè)務(wù)節(jié)點接口SNK:Sighal To Noise Ratio 信噪比SOA:Semiconductor Optical Amplifier半導(dǎo)體光放大器 SOH:Section Overhead 段開銷SONET:Synchronous Optical Network同步光網(wǎng)絡(luò) SPF:Service Port Function業(yè)務(wù)口功能SPI:SDH Physical InterfaceSDH物理接口SPL:Sound Pressure Level 聲壓級SRL:Stractural Return Loss 結(jié)構(gòu)器波損耗SS:Shock sensors 震動傳感器SS:Sound Source 音源SS:Sprinkler System 自動噴水滅火系統(tǒng)SSB:Single Side Band 單邊帶調(diào)制SSM:Synchronous Status Message 同步狀態(tài)信息SSU:Scan and Signal Unit 掃描及信號單元ST:Straight Tip 直通式光纖連接器ST:Subscribers Tap 用戶分支器STB:Set Box 機項盒STC:Short Term Card 計時票STE:Signaling Transfer Equipment 信令轉(zhuǎn)換設(shè)備STG:Synchronous Timing Generator同步定時發(fā)生器STI:Surface fransfer Inpedane 表面?zhèn)鬏斪钄_STI:Surface Tranfer Inpedance 表面?zhèn)鬏斪杩筍TMN:Synchronous Transport Module levelN同步傳送模塊等級NSU:Subscriber Unit用戶單元SV:Smoke Vent 排煙器SVCS:Sound Veinforcement System擴聲系統(tǒng) T:Teletext 可視圖文T:Terminal 終端機TA:Trunk Amplifier 干線放大器TC:Telemunication Closet 通信插座TC:Transient Characteristic瞬間特性TCI:Trunk cabling interface 星形連接 TCP/P:Transmission Control Protocol Internetwork Protocol傳輸控制協(xié)議/網(wǎng)間協(xié)議TCS:Tele Communication System 通信系統(tǒng)TCS:Telemunication System 通訊系統(tǒng)TD:Ticket Dispemser 發(fā)卡機TDD:Time Division Dual 時分雙工TDEV:Time Deviation時間偏差TDM:Time Division Multiplexing時分復(fù)用TDMA:Time Division Multiple Address時分 多址TDS:Time division switching 時分交換結(jié)構(gòu)TELEX:用戶電報電傳TEP:時間/事件軟件TF:Transfer Function傳送功能TFCC:Transmission frequenay Characteristic傳輸頻率特性 TGNP:The Greatest Noise Power 最大噪聲功率TIM:Trace Identifier Mismatch追蹤識別符失配TM:Termination Multiplexer 終端復(fù)用器TMN:Telemunication Management Network 電信管理網(wǎng)TMN:Telemunication Management Network電信管理網(wǎng) TNL:Total Noise Level 總噪聲級TO:Telemunications Outlet通信插座TP：Tunst Pair 對絞線TR:Token Ring 令牌網(wǎng)TSI:Timeslot Interxhange時隙交換TSU:Time Switching Unit 時隙交換單元TTF:Transport Terminal function 傳送終端功能TTS:Tri Technology Sensor三鑒傳感器 TU:Tributary Unit 支路單元TUG:Tributary Unit Group 支路單元組TULOM:TULoss Of Multiframe 支路單元復(fù)幀丟失TUP:Tributary Unit Pointer 支路單元指針TUPP:Tributary Unit Payload Process支路凈荷處理UAT:Ultra Aperture Terminal 超小口徑衛(wèi)星地面接收站UL：Underwriters Laboratory 擔(dān)保實驗室 UM:Unidirectional Microphines 單指向性傳聲器 VA:Vacant auditoria 空場VCI:Virtual chammel identifier 虛信道標(biāo)識VCS:vIdeo conferphone system 會議電視系統(tǒng)VI:Video interphone 可視對講門鈴Video switchers 圖象切換控制器Videotext :可視圖文VOD:Video on demand 視頻點播VSAT:Very Small Aperture Terminal 甚小口徑天線地球站（淘寶依詩裳旗艦店提供）13 / 13