線路測試器 的英文怎麼說

中文拼音 [xiànshì]
線路測試器 英文
ltu line test unit
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 名詞(古代占卜用的器具) astrolabe
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 線路 : 1. [電學] circuit; line 2. [交通運輸] line; route
  • 測試 : test; testing; checkout; measurement
  1. On the demand of application and according to the soluhons menhoned above, a method of displacement waiting auto - sy ' nchronizing is put forward, which is based on match filters. at the end a complete and speeflc set of hardware circuits and software programs which haplements the scheme, is also presented in the ancle. the synchronization system was tested in the pool and in the shallow wate near m port, the result of the test shows that its performance is satisfactory

    論文著重介紹實現了跳頻通信系統同步的一般方法,並詳細分析和對比跳頻同步系統的捕獲方案,在此基礎上,提出了一個基於匹配濾波的位移等待式自同步方案,設計、完成並給出了詳細硬體連圖、軟體程序流程圖和部分程序清單,該自同步方法在實驗室水池實驗取得良好的效果,並在廈門港海域進行了現場實驗,具有較低的誤碼率和一定的檢概率,結果令人滿意。
  2. This paper studies the inductive displacement transducer ’ s structure and its measuring principle, also studies the whole classical measurement system and analyzes its merits and drawbacks according to related experimental findings. to get rid of classical measurement system ’ s drawbacks such as low stability, narrow linear measuring range, etc. and improve measuring system ’ s performance index, this paper ’ s improves several key technologies in the high - accuracy measuring circuit

    本文研究了電感位移傳感的結構、量機理以及其整個量系統的系統架構,並通過驗認真分析了傳統的電感位移傳感精密量電的優缺點,結合本課題的研究需要和技術要求,對傳統電感位移傳感量系統穩定不高,量范圍小等不足之處進行了改進。
  3. Trying to measure what is happening with a scope or other instument is also problematical, because the instrument cables and input characteristics modify the network characteristics by their very presence when connected

    圖用量儀或其他工具此時的系統變化也不太行得通,因為一旦儀接入系統,它的和輸入特性會改變系統電的特徵。
  4. This article through installs the reactor with air core in the transformer substation transmission, to control the thunder electric wave amplitude and steepness in the transformer substation ; through over voltage on - line monitoring device testing, inquire into lightning protection of the reactor with air core

    本文通過在變電站的輸電的出口處加裝空心電抗,對通過輸電侵入變電站的雷電波的幅值和陡度進行抑制;並通過安裝過電壓在裝置進行的方法,初步探討了空心電抗防雷的作用。
  5. Static and dynamic trial experiments indicate that the system, not only can well simulate the prime governor and self _ equilibrium characteristics of a prime mover with its simple hardware line, small size and versatility, but also can highly improve the whole system ' s control precision, reliability and stability when compared with the system design of the analogy circuits

    靜態、動態實驗表明:該控制系統,不僅硬體大為簡化、體積小、通用性強,能夠很好地實現對原型調速及原動機自平衡特性的模擬,而且與模擬電的設計方案相比,整個系統的控制精度、可靠性和穩定性等大幅度提高,具有明顯的優勢。
  6. On the other hand, boundary - scan technique intelligent fault diagnostic method was applied to practice. for most digital system, devices with boundary - scan architecture are broadly used. only using four line or five line to connect pc parallel port with cut tap ( test access port ), all the ptvs can be loaded to cut and all homologous prvs can be taken back to intelligent fault diagnosis system

    至於本文採用邊界掃描故障診斷技術,是考慮到本系統的通用性和簡潔性,因為對于大多數數字系統而言,具有邊界掃描結構的件己廣泛應用,本文只需4條或5條信號就能將pc機和被邊界掃描電連接起來,由此極大地簡化了智能故障診斷系統中為實現ptvs加載和prvs獲取而專門設計的介面板電
  7. The control area network - can belongs to the category of fieldbus. it is an actual effect support distribution type control or aserial communicatioan network in real - time - controlling, which was developed by the german bosch company for resolving the digital exchange between controller and measuring instrument in modern car of many casea

    控制局域網? can屬于現場總的范疇,它是德國bosch公司為解決現代汽車中眾多的控制與之間的數據交換而開發的一種有效支持分散式控制或實時控制的串列通信網
  8. 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

    論文首先從虛擬儀的技術內涵出發,深入研究和討論了通用串列總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c8051f231設計開發了通用的usb總介面及其控制固件,實現了通用計算機與設備之間基於usb總的通信功能;其次,在所開發的usb總介面的基礎上,使用微處理pic16c62和多繼電開關,設計開發出實現系統中通道切換功能的多通道掃描及其控制固件;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總介面功能,完成面向的上層軟體開發;最後,在深入研究印刷電方法的基礎上,利用已開發的多通道掃描和面向軟體,結合必要組建印刷電系統,並對結果進行了簡要的誤差分析。
  9. After analyzing the switching characteristic of mosfet, the object function of optimizing curve of the output capacitance coss is confirmed according to the switching loss caused by output capacitance coss, then the optimized curve of the output capacitance coss is ascertained by applying zoutendijk to seek the optimized value with constraint ; the simulation of switching circuitry and dc - dc circuitry is tested at different frequency in pspice, then the least square method is adopted to fit simulation curves to calculate corresponding energy data

    在電子模擬軟體pspice中進行了mosfet開關電以及典型dc dc轉換模擬,針對不同頻段的結果,採用最小二乘擬合法對模擬曲進行擬合,計算出相應的能量數據,最後綜合模擬結果確定出減小件開關損耗,提高dc0c轉換效率的件輸出電容cob優化曲
  10. The evaluation of contactor performances according as dynamic characteristic curves is put forward the first time. fuzzy logic and neural network are introduced to establish a model for the contactor performances intelligent evaluation system. the model mentioned above can give a performance evaluation result in the meanwhile of the contractor dynamic process testing

    首次提出以動態特性曲參數作為接觸性能評判的依據,並構造了基於模糊聚類分析和神經網演算法的接觸動態特性性能評判模型,在實現對接觸動態過程的同時,給出接觸動態特性性能評判結果。
  11. In this thesis, the structur principle tal the systein project of coodess ic card were investigated and the reader was also designed. the main researches are as follows :. firstly, an equvalent circuit model of the indution power sapply of contatless ic card was presented by anaiyzing its work principle

    本論文研究非接觸ic卡原理,設計讀寫具,提供系統方案,主要進行了以下幾個方面的工作:首先,通過分析非接觸ic卡感應電源天近區場和電磁感應原理工作原理,建立了非接觸ic卡感應電源的等效電模型,用ewb軟體進行了電模擬,與實際結果比較,證明了建立的感應電源電模型是正確的。
  12. Our company is specialized in supplying all kinds of terminal block, switch test double block, ground block, fuse block, three - level sensor block with light, double block, universal block, integral block, nylon cable ties, cable ties, releasable cablle ties, self - locking cable tie, marker calbe ties, flexible pipe, cable marker, expansion nail / plug, wire joint, cable clamp, nail clip, screw on wire connector, self - adhesive tie mount, spiral wrapping band, wire connectors, cable tie mounts, nylon fasteners, cable gland, nylon ties, cable terminal, terminals, terminal connector, wiring duct, pre - insulated terminals, cable markers, electrician tools, cabling accessories, plastic cable ties, wire tie, tie wrap, beaded tie wraps, tie wrap adhesive, tie wrap tool, cable, wires, terminal connector, terminal block, nail, nylon cable glands, pe tubing and quick screw connector, circle nail cable clips, self - adhesive tie mounts, expand nails, spiral wrapping bands, screw on wire connectors, copper connecting terminals, pre - insulated electrician tools, wire connectors, cable tie mounts, nylon fasteners, nylon ties, cable terminal, pre - insulated terminals, cabling accessories, plastic cable ties, wire tie, tie wrap, beaded tie wraps, tie wrap adhesive, tie wrap tool, cable, wires, terminal connector, terminal block, nail, nylon cable glands, cable accessories, wiring accessories etc. we offer superior product and best service with competitive price

    我們公司是專門供應各種終端塊,交換機雙重座,地面座,保險絲座,三層傳感座輕型雙座通用塊,積分塊,尼龍電纜聯系,電纜聯系,松解錨索關系自鎖式電纜接頭,光纜標記關系,軟管,電纜標記,膨脹釘/插頭,電接頭,電纜鉗,夾釘,螺絲電連接,自粘配合摩,螺旋帶包,導連接纜配合固定座,尼龍緊固件,電纜壓蓋,尼龍關系,電纜終端,終端,終端連接,電導管,預終端絕緣,電纜料,電工工具,電纜配件,塑料電纜聯系,配合鋼絲,為配合劇情,串珠配合纏上搭膠包裹,包裹配合工具,電纜,電,終端連接,終端塊,釘,尼龍索腺體,聚乙烯管材及快速接頭螺絲,圓釘電纜夾,自粘配合固定座,擴大釘,螺旋帶包螺桿導連接,銅接端子,預絕緣電工工具,電接頭,電纜接頭固定座,尼龍拉鏈,尼龍關系,電纜終端,預終端絕緣,電纜配件,塑料電纜聯系,配合鋼絲,為配合劇情,配合串珠包,搭包膠,配合工具包,電纜,電,終端連接,終端塊,釘,尼龍腺體電纜,電纜配件,配件等,我們提供卓越的產品和最好的服務,具有競爭力的價格
  13. Because in - circuit testers and mdas test components individually, a pcb assembly can pass an in - circuit or mda test and still not function properly

    和生產故障發現都是對件單獨進行,一塊印刷電板可以通過在或生產缺陷,但是功能上還可能不是很完全。
  14. In the beginning, the working principle, testing and data processing system of pdl micro - control material test machine is introduced ; then more attention is paid to the hardware system which is composed of high precision raster linear displacement sensor, high precision force sensor, the digital displaying sets, the interface equipments and the controlling circuits etc to perform the data collection and ensure the testing precision of the whole system

    論文首先介紹了pdl材料拉伸驗機的工作原理、及數據處理系統;接著詳細介紹了由高精度光柵位移傳感和壓力傳感、數顯裝置、介面裝置及控制電等組成的新的硬體系統,來完成數據採集,並保證整個系統的精度要求。
  15. The bias magnetic field of the bias coil driven by bias current and small signal test current, results in the induced signal of the control coil. the terminal voltage of the control coil is detected by the test circuit. then the signal containing the information of rotor displacement is obtained, from which we can get the dc voltage signal proportional to the rotor displacement through half - wave rectification circuit and low pass circuit. this dc signal is put into a pid controller to get the control signal of the rotor displacement

    偏置向偏置圈輸入偏置電流和小信號電流,兩者產生的偏置磁場在控制圈產生感應信號,檢控制圈端電壓並提取含有轉子位移信息的電壓信號,該信號經半波整流電和低通濾波電后得到與轉子位移成正比例的直流信號,再由pid控制轉換為轉子位移的控制信號,最後控制信號輸入功放電產生控制電流,實現閉環控制。
  16. We analyzed the dependence of equivalent circuit parameters of mesfet switch on material and device structure. for modeling, we designed and fabricated six set of mesfet switches with different gate width, then measured their performance and extracted switch model parameters. mesfet switch database corresponding to the mmic product line is then established, and using the dependence of switch model parameters on gate peripheral we can attain the mesfet switch performance with any gate width through parameters scaling

    移相採用gaasmesfet開關作為控制元件,研究了mesfet開關等效電參數與材料和件結構參數的關系,設計製作了不同柵寬的六組mesfet開關,並進行參數和模型參數提取,建立了相應于mmic工藝的mesfet開關模型庫;根據開關模型參數隨柵寬的變化規律,可以實現任意柵寬mesfet開關的參數定標工作。
  17. Part two : design the schematic of the intelligent communication card ; to apply protel99 software to design sch and pcb charts, then send them to the factory ; to debug on the hardware and test on can bus chip ; to program assemble language control and can bus communication software of the intelligent communication card and debug on the super ice16 simulator ; to utilize the super ice 16 simulator to debug the control programs of the communication card online ; link to control card and debug the can bus communication program online ; to debug the system on eprom

    第二部分:設計can總智能通信卡的硬體電,應用protel99設計軟體繪制原理圖及印刷電板圖,並送廠製作板卡電板:智能通信卡硬體製作和can總晶元調;編寫通信卡控制及can總通信匯編語言程序並編譯;在superice16模擬上在模擬調控製程序;連接系統控制卡,模擬調can總通信程序;程序燒入eprom晶元,進行系統eprom模擬調;介面系統驅動程序及軟體調
  18. The fast development of power system has made it more and more imperative to measure transient parameters, such as over voltage test, trial engagement test of switches, reactors and transformers, harmonics elimination test of arc elimination coils and trial operation of high voltage transmission lines

    隨著電力系統的飛速發展,對于暫態參數的量需求越來越迫切,例如:過電壓驗;開關、電抗、變壓投切驗、消弧圈消諧驗、高壓投等。
  19. Adsl line test is a part of our design, so it must under the control of higher level controller and there are multi - task for higher level controller to attemper. in the last part of article the programming methods becomes stress of our topic. on base of analyzing interrupt response time and task - switch time and task - attemperring time this article implements a method of transplanting ucos to c51 controller

    Adsl部分是作為一個功能模塊存在於設計中的,它必須受到上層控制的控制,而上層控制有多個任務要執行,本文最後一部分微控制編程理論,重點分析微控制的多任務消息驅動機制編程方法和嵌入式操作系統移植技術,在分析兩種編程方法的任務響應和任務切換及中斷響應時間的基礎上,設計出了一套ucos移植到c51控制上的方法。
  20. 4. if two cables are short circuited, neither of the corresponding lights ison of the remote tester while main tester remains unchanged. if three cables, including three, are short circuited, none of the corresponding liaghts is on

    時,例如: 4與5短,主,顯示不變,遠端4與5燈同時微亮。
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