入中繼電路 的英文怎麼說
中文拼音 [rùzhōngjìdiànlù]
入中繼電路
英文
incoming trunk circuit- 入 : Ⅰ動詞1 (進來或進去) enter 2 (參加) join; be admitted into; become a member of 3 (合乎) conf...
- 繼 : Ⅰ動詞(繼續; 接續; 接著) continue; succeed; follow Ⅱ副詞(繼而) then; afterwards
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 電路 : [訊] circuit (ckt); electric circuit; electrocircuit電路板 circuit board; 電路保持 guard of a c...
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After 19th century, the technology such as photograph, films, telegraph, telephone, broadcast, television came out early or late. since middle period of 20th century, the technology of computer, network and telecommunication which based on micro - electronics & telesthesia promote the development of modern information technology, and bring the important reform in education
人類進入十九世紀以後,攝影技術、電影技術、電報、電話、廣播、電視等技術先後相繼問世,二十世紀中葉以來,以微電子技術與傳感技術為基礎的計算機、網路及通訊技術推動了現代信息技術的發展,升由此引起了教育領域的重要變革。Ngn can provide abundance next generation network businesses. the software designing and implementation of softswitch trunk call server cst is the research content of this subject. the cst can provide the class 4 switch function for various access networks
本課題的研究內容就是軟交換中繼呼叫服務器cst的軟體設計和實現,使其能夠把多種不同的網路匯接入ip骨幹網路,重點實現傳統的pstn電話網的改造。Trunk relay : global tone no. allows 2 simultaneously call. capacity of no. of channels can be increase by customer request
中繼功能:一個國際號碼可以同時兩路電話呼入,可以應用戶要求增加中繼線數量。Various technoiogies are invoived in the design of optical reiay networking, mainly inciuding the design of access circuit of optical relay and the design of opticai relay module software in switch
光中繼組網的設計涉及到多方面的技術,主要是光中繼接入電路的設計和交換機光中繼模塊軟體的設計。Summarize : multi - input, can be used cooperate with various sensors / transducers, measure 、 display and alarm control the physical quantities such as temperature 、 humidity 、 liquid level and flux # 118alues and transform them to export, can read and write all parameters via the computer through serial communication, besides it can offer 24vdc power supply for 2 - wire transducers, four - bit led displaying, the multi - segment curve correcting function is selectable, one meter can equip four alarm relay outputs 、 one transform ( or communication ) output and one equipped power supply outputs
萬能輸入,可與各類傳感器、變送器配合使用,實現溫度、濕度、壓力、液位、流量等物理量的測量、顯示、報警控制和變送輸出;通過串列通信口,可在上位計算機中實現全部儀表參數的讀寫;還可為兩線制變送器提供24vdc電源; 4位高亮度led數字顯示;對輸入信號有多段折線修正功能可選;一臺儀表最多可配4個報警繼電器輸出、一路變送(或通信)輸出和一路配電輸出。This paper first begin with the connotation of virtual instrument technology, study and discuss the criterion and the working theory of usb deeply. on the principle of usb1. 1criterion, using usb interface chip usbn9604 and low consumption mirochip c8051f231, we designed the available interface of usb bus and its controlling software, turn the communicating function based usb bus between computer and testing device. second based on the developed interface of usb bus, using microchip pic16c62 and a mount of relays, we designed the multiswitching scanner and its controlling software to complete the funtion of accesses swithing in testing system. third calling the api function inside the windows using vb programming language, communicat with the impelling program of selected hid, achieve the function of testing instrument with usb interface, complete the development of upside software faced testing. at last, based on the deep studying of pcb testing method, used the developed multiswithing scanner and software faced testing, combinated with necessary testing instrument, we constructed the pcb testing system and analized the testing result simply
論文首先從虛擬儀器的技術內涵出發,深入研究和討論了通用串列總線usb規范及工作原理,並依據usb1 . 1規范,採用usb介面晶元usbn9604和低功耗微處理器c8051f231設計開發了通用的usb總線介面及其控制固件,實現了通用計算機與測試設備之間基於usb總線的通信功能;其次,在所開發的usb總線介面的基礎上,使用微處理器pic16c62和多路繼電器開關,設計開發出實現測試系統中測試通道切換功能的多路通道掃描器及其控制固件;再次,採用vb語言編程,調用windows內部api函數,與選定hid類驅動程序進行通信,實現usb總線介面測試儀器功能,完成面向測試的上層軟體開發;最後,在深入研究印刷電路板測試方法的基礎上,利用已開發的多路通道掃描器和面向測試軟體,結合必要測試儀器組建印刷電路板測試系統,並對測試結果進行了簡要的誤差分析。This can be seen in the enhancement of exchanging capacity, the replacement of 2mbits trunking interface by sdh stm - 1 or the integration of data processing module with the data voice gateway and the dial - in access server with the adsl module. it is also no surprise to see the co - existence of ps and cs modules or an all - round ps layout on the exchanging part
Pstn交換機發展的主要方向是:提高交換處理能力,直接提供sdhstm - 1介面來取代2mbits中繼介面,集成數據業務處理模塊及數據話音網關,集成撥號接入服務器及adsl模塊,加入分組交換模塊與電路交換共存或者用分組交換完全替代電路交換等。Owning to the network structure of the transactions from the outgoing calls to incoming calls, we therefore suggested that to transfer these 5 bureaus to the city network, i. e. 6975 and 6977 bureau be merged into t21, t23, t24, t12 and t6, 8049 bureau be merged into t42, t43, t44, t32 and t5, 8959 and 6957 bureau be merged into t42, t43, t44, t32 and t5. these direct trunking lines are used only for the tandem of the suburban traffic of this end office and its inter - network calls, while the long distance calls are dealt with by the auxiliary tandem office
由於整個北京電話網的網路結構要由去話匯接方式向來去話匯接方式過渡,所以我們建議該5個局以來去話方式入大網,即6975 、 6977局入t21 、 t23 、 t24 、 t12 、 t6 , 8049局入t42 、 t43 、 t44 、 t32 、 t5 , 8959 、 6957局入t42 、 t43 、 t44 、 t32 、 t5 ,這些直達中繼只匯接本端局的市郊話務量和該端局的網間呼叫,長途呼叫仍由原輔助匯接局匯接。In the design, we make use of two eda tools max + plus ii and protel99. because of the using of complex programmable logical device ( cpld ), we can keep untuched the original hard circuit in design and realization of counting card, so it inherited the advantage of its predecessor. in order to quantitatively analyze the performance of data acquisition system with fifo cache, we introduced the queueing theory to build mathematic model to test its quality
在設計中藉助了max + plusii和protel99兩個eda設計軟體。由於採用了復雜可編程邏輯器件cpld ,使得在計數卡的設計和實現中不用更改原硬體電路,對原設計的優點有很好的繼承。在驗證系統改進性能時,引入排隊論建立了數學模型對系統的工作性能進行定量分析,證明其達到了設計要求。However, implantation, with its obvious advantages, will continue to play a major role in vlsi in the foreseeable future.
然而,注入方法以它顯然的優點,在不久的將來將繼續在超大規模集成電路中起主要的作用。The scheme takes advantages of repeaters and low - swing differential - signaling circuits on driving long wires in different length, and optimally inserts them along the wire in order to decrease delay and power of interconnects
該方法利用中繼驅動器和低擺幅差分信號電路在驅動不同長度連線時的優點,將它們混合插入到連線的合適位置,從而降低互連的延時和功耗。It satisfies the requirements of china standard ( gb / t 14549 - 93 ), the harmonic and negative sequence component leaded by the input of electrified railways traction load are measured in si yan qiao substation. this thesis mainly analyzes the effects on the electric elements, feeding system losses, protection system and automatic device, and proposes corresponding schemes according to the problems occurring in si yan qiao substation
本文實測了瀘州石燕橋變電站電氣化鐵路牽引負荷注入電網的諧波和負序分量,著重分析了電力系統中電氣設備、供電網線損、繼電保護和自動裝置受電氣化鐵路諧波和負序的影響,並針對石燕橋變電站出現的問題提出了對策。The video system to be made available shortly by unicom is based on unicom s unified data network platform. it represents another new service following voip, internet service and fr service made available by unicom. its purpose is to provide users with economical and useful video conference service that is easy to access and easy to use as well as desk - top video telephone service and such multimedia application as distance education and remote medical consultation
中國聯通即將推出的視頻系統是基於聯通統一的數據網路平臺,是繼voip業務、網際網路業務和幀中繼業務之後聯通的又一新業務,目的是為用戶提供方便接入、方便使用、經濟實用的會議電話業務和桌面可視電話業務以及遠程教育、遠程醫療等多媒體應用。A testbench program is edited to simulate the behavior of the fifo. after the software simulation is accomplished, a real hardware circuit is designed to multiplex two data channels ( 1553b data channel and 1394 data channel ) according to ccsds standard. during the experiment and hardware debugging, the output logic of the fpga is checked up
設計中,用vhdl語言對高速復接器進行行為級建模,為了驗證這個模型,首先使用軟體進行模擬,通過編寫testbench程序模擬fifo的動作特點,對程序輸入信號進行模擬,在軟體邏輯模擬取得預期結果后,繼續設計硬體電路,設計出的實際電路實現了將來自兩個不同速率的信源數據( 1394總線數據和1553b總線數據)復接成一路符合ccsds協議的位流業務數據。The multimedia network has two layers and is composed of main net and access net. the main net maintains the network conlection of atm net stm - 16 relay circuit. access net maintains the double - star shaped structure and has 622m / 155m relay circuit
所設計並實現的寬帶多媒體網採用兩層結構,由骨幹網路和接入網路組成,其中骨幹網保持現有atm網stm - 16中繼電路的全網狀網連接,接入網的各市、州節點保持以雙622m 155m中繼電路分別與骨幹節點連接的雙星型結構。Through researching of the pvc of fr channel connected with satellite network, the paper realizes the meeting switch function of videoconference system. by cnms communicating with the distant terminal management agent ( tma ) of videoconferencing system, the management and control of videoconference terminal dvc are realized
在對衛星網的幀中繼接入通道的永久虛電路pvc的研究基礎上,實現了會議電視系統的會場切換管理;通過cnms與遠端會議電視終端代理tma的通信,實現了對各會場的會議電視終端dvc的控制和管理。My article integrated the characteristic of the present relay protective settings calculation on the basis of comprehensive analysis with the present technology and management system, introducing the adaptive concept. its purpose is that the relay protective settings of all the components or lines in the network can uphold protective integrality following the change no matter however the network changes. after programming an integrated relay protective settings calculation and management system for power plant, the validity and practicability of adaptive relay protective settings theory is proved
本文結合目前繼電保護定值整定的特點,在對現有技術進行廣泛分析的基礎上,在繼電保護定值計算和管理中引入了自適應的概念,它的目的是無論電力網路如何的發生變化,網路里所有元件(線路)的繼電保護定值等能通過計算和管理適應這種變化而保持系統內保護的完整性。The stm - 1 interface will first be led in through tandem points where large volume of traffic is assembled, then gradually applied to large nodes that require over 30 2mbits trunks
交換機的stm - 1介面首先會在話務量集中的匯接節點引入,然後逐步在需要30多條2mbits中繼電路以上的大型節點推廣應用。Omplete office automation ( oa ) reduced our administrative paper filing and allowed us to exchange data with customers at the click of a mouse. looking to the future, we are working towards erp and e - commerce solutions, modernizing all the components of our networks. this will further augment our efficiency, lean operations and customer service, connecting ideally to our current supply chain management ( scm ), which continues to provide quality assurance and competitive pricing under sharp market competition
在1994年就開始建立以ethernet的網路體系,根據各公司之生產流程及作業特點相繼建立開發了適用於公司管理的營業管理系統,產銷管理系統,人事薪資系統,產品進出口報關系統,從業務接單到開發打樣,從成本核算到標準用量,從原材料采購到產品入庫,從訂單預排到成品入庫皆以實施電腦化作業辦公,並建立資訊管理中心以實行電腦的集中管理和資源共享。分享友人