閉塞系統 的英文怎麼說
中文拼音 [bìsèxìtǒng]
閉塞系統
英文
block system-
Moving - block signaling system indicates the development tendency of urban rail transit signaling system
移動閉塞是城市軌道交通信號系統的發展方向。The paper examines the principles of communication based moving - block signaling system, its typical structure and its practical methods
本文討論了基於通信的移動閉塞信號系統的原理、典型結構和實現方式。Then it discusses the signaling system in guangzhou metro line no. 4 and points out the necessity and possibility of adopting the moving - block signaling technology for its linear motor carrying system
在此基礎上，對廣州地鐵四號線信號系統的選擇進行了探討，指出了廣州地鐵四號線直線電機運載系統採用移動閉塞技術的必要性和可行性。In a start - stop teletypewriter system, the significant condition of the signal element that immediately precedes a character signal or block signal and prepares the receiving equipment for the reception of the code elements
在啟動一個電傳打字機系統中，迅速領先字元信號或閉塞信號，並且準備好接收設備為接收代碼元件的信號元件的有效狀態。Simulation technology for safety testing of railway automatic block system
區間自動閉塞系統安全性測試系統模擬建模A volume speed controlling system is selected on the fluid drive system of sugarcane mill, which consists of cam type axial piston variable pump and ram marathon fixed motor. an individual hydraulic system is adopted by the up - axis of the mill
甘蔗壓榨機液壓驅動系統採用斜盤式軸向柱塞變量泵與橫梁傳力內曲線馬拉松式定量液壓馬達組成容積調速閉式系統。Many researches have been done with the simulation model. it was found that some structure parameters such as the diameter of the driving piston, the diameter of the buffer piston, the stiffness of the valve spring, the compress ratio of the buffer piston, and the flux area of the solenoid valve etc. have great effect on the performance of the haecvvs. for certain performance demand of the variable vale system, there is a most suitable combination for the structure parameters
通過對電控可變氣門系統的主要結構參數，如動力活塞直徑、緩沖活塞直徑、氣門彈簧剛度、緩沖活塞實際壓縮比、電磁閥通流面積等參中壓共軌電控柴油機可變氣門系統的研究數對電控可變氣門系統啟、閉特性的影響規律的研究發現，動力活塞直徑、氣門彈簧剛度、電磁閥通流面積對電控可變氣門系統啟、閉性能起著決定性的作用，對於一定的氣門啟閉規律要求，這些結構參數存在一組最佳值。In this paper, the measurement system of the piston ring end gap based on the computer vision is studied by using the theory of the computer vision, the theory of the image processing and the mathematics knowledge
本論文中利用計算機視覺理論、圖像處理理論和數學知識，研究了基於計算機視覺的活塞環閉口間隙測量系統。Study on multi - thread communication in automatic detecting device for gas lock valve
閉氣塞自動檢測系統多線程通訊實現的研究In order to overcome the disadvantages of servo valves and the spool valves, the fast hydraulic system controlled by the fast on - off valve is researched which uses the on - off valves as the pilot valves. they are used to control the opening and closing of the logic valves, thus they can control the pressure and the flow. so they can control the movement direction and the velocity of the piston
為了克服伺服閥和滑閥的不足，本文所研究的基於快速開關閥的快速液壓系統採用快速開關閥作先導閥，控制邏輯閥的開啟和關閉，從而控制液流的通斷和壓力的高低、流量的大小，以實現對活塞運動方向、速度的控制。It also calculates theoretically the minimal time interval between two trains in quasi - moving - block signaling system and recommends approximate values for the length of coded digit track circuit. the rapid development of urban rail transit demands a deep understanding on the features of track circuit
在此基礎上，針對當前應用廣泛的基於數字軌道電路的準移動閉塞atc系統進行了重點分析，詳細討論了數字軌道電路的原理、準移動閉塞系統的列控方式等內容，並對準移動閉塞下的最小列車追蹤間隔時間進行了理論計算和分析，給出了數字軌道電路長度的推薦值。Plug bung closure systems for plastics containers with a nominal capacity of 20 i to 225 i
標稱容量為20 - 225升的塑料容器用塞子和桶蓋封閉系統The clear, environmentally safe cooling fluid eliminates clogging, associated maintenance and premature failure commonly associated with “ pumpage - cooled ” motors and makes this system the most cost effective when considering overall operating costs
清潔的、環保的冷卻液體排除了堵塞的可能，考慮到「泵冷卻」電機所相關的維護費用和老化故障成本，這種閉合迴路系統的總體運行成本就低得多了。It was found that many dislocations were emitted from the crack tip during the early stage of crack propagation and were driven out of the crack tip area, and them piled up inversely. a closed dislocation free zone ( dfz ) was formed between the crack tip and the pile - up dislocations. keeping displacement constant, the dislocations were still emitted from the crack tip for a while
本文首先系統地研究了工業純金屬（ fe ， al ， ti和mg ）斷裂的微觀過程，發現所研究的工業純金屬斷裂過程裂尖均首先發射位錯，並離開裂尖向前運動、在裂尖留下無位錯區，位錯反塞積在五位錯區的端部，反塞積位錯群一般呈封閉狀包圍無位錯區。Piston ring is the important accessory of the engine and turning its contour is the key procedure to ensure the performance of piston ring it has great value in economy and society that we develop the nc machining system for outer circle of piston ring to manufacture the high quality piston ring and to replace the import machine according to piston ring contour data provlded by the cad system ， it can turn the piston ring contour by controlling the displacement of servomechanism which is controlled by the angle of servo motor it uses the theories of velocity closed loop 、 dlsplacement closed loop and feed forward control to improve the control precision of system on the basis of theories of elastic mechanics and mathematics ， the cad system can provide the accurate data required by the nc machine system according to the calculation model and the parameters of piston ring this system integrates the cad cam technology
系統根據活塞環cad系統生成的介面數據，通過伺服電機的轉角位置控制自主研製的高性能微位移進給機構產生給定的位移，以完成活塞環輪廓的仿型加工。系統採用速度、位置閉環控制及前饋控制理論，以提高系統的控制精度。活塞環cad系統以彈性力學和數學方法為基礎，根據常用的計算模型與活塞環參數自動生成數控加工系統所需的精確的介面數據，實現cad / cam一體化。We discuss structure of the end - to - end congestion control schemes with active queue management ( aqm ) in ip network from the control theoretic point of view. and propose a fuzzy logic based aqm which can improve the robustness of the control algorithms. give out the detailed simulations
本文從擁塞控制的角度出發，強調路由器隊列管理在系統控制中的地位，並從閉環控制的角度出發，描述擁塞控制的結構，研究主動隊列的控制系統模型，設計了一種用於主動隊列管理（ aqm ）的模糊控制器，模擬證明了這種aqm演算法的有效性。In order to fulfil the requirement of metro operation, fullback modes and the relative control modes are introduced in the signaling moving block system in different occasions of failure this paper discusses the design principle of fullback control mode from the aspects of safety, reliability and usability
摘要從滿足地鐵運營組織的需要出發，分析、介紹了移動閉塞系統各類故障情況下的降級模式和相關控制方式，從安全性、可靠性、可用性的角度闡述了移動閉塞系統降級控制模式的設計原則。This model of valve overcomes such defects with the motor valve, piston - type electromagnetic valve as the post - wear defective closure due to the mechanical movement, the soft membrane full of elasticity, the balance hole can not close water because the foreign matters and mud sand accumulate and block it up etc., the highly effective use of the unique circuit greatly raises the reliability of the switch, extensively used for ic card watermeter, infrared induced sanitary utensils, etc
Fck - 118 ：進水口出水口為1寸25內螺紋該型閥克服了如電機閥活塞式電磁閥機械運動磨損后的關閉不良。軟性膜片富有彈性，平衡小孔不會因雜質與泥沙的淤積堵塞使其關不住水，獨特線圈磁路的高效利用大大提高了閥開關可靠性，廣泛用於ic卡水表紅外線感應潔具等自動控水系統。Based on an analysis on the present situation and development of three kinds of signal systems ( the point system based on interrogator responsor, the quasi - moving block system based on digital track circuit and the moving block system based on wireless data transmission ) in urban rail transit, some suggestions on the localization of signal system of urban rail transit are put forward
摘要在分析三種城市軌道交通信號系統制式（基於查詢應答器的點式系統、基於數字軌道電路的?移動閉塞和基於無線數據傳輸的移動閉塞）的現狀和發展基礎上，對實現我國城市軌道交通信號系統國產化提出建議。The ministry of railway has developed two kinds of frequency - shift track circuits based on the primary 4 - information frequency - shift system : 18 - information frequency - shift auto - blocking track circuit made in china and um - 71 jointless track circuit made in france, and put them into use on some important lines. but at the mean while, the safety of running train becomes austerer and austerer
鐵道部根據我國國情，在原有4信息移頻制式的基礎上，研製開發了兩種移頻軌道電路:國產18信息移頻自動閉塞系統和法國um - 71無絕緣軌道電路系統，並將其應用到我國部分主要線路上。分享友人