通道穩定性 的英文怎麼說

中文拼音 [tōngdàowěndìngxìng]
通道穩定性 英文
stability of channel
  • : 通量詞(用於動作)
  • : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 通道 : thoroughfare; passageway; pass; enterclose; gallery; drong; tunnel; avenue; alure; way; row; key ...
  • 穩定性 : antiwhip
  • 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
  1. With the development of communication system capability, the channels of the dwdm system are geminated and the capability of every channel grows gradually. all of these require the dwdm source output has high precision and stability

    隨著信系統容量的增加, dwdm系統的數成倍增加,每個容量也逐步提升,這些都大大增加了對dwdm光源輸出精度和的要求。
  2. Avian encephalomyelitis virus ( aev ) is a picornavirus with a predilection for the central nervous system and other parenchymous organs of chickens that is transmited by the oral - faecal route. the virus may be spread by the vertical and horizontalroutes, and because of its great stability, contaminated areas may remain infectious for long periods. the egg - adapted van roekel strain is highly neurotropic and does not grow efficiently in the enteric tract of the chicken, and the field isolates of aev is usually enterotropic. despite this. the virion polypeptides of both naturally - occurring strains and the van roekel strain are antigenically identical

    侵害雞的中樞神經系統和其它實質器官,該病毒過口-糞途徑傳播,具有水平和垂直傳播的能力。由於它極大的,被污染的區域可能長期保持傳染。雞胚適應株vanroekel是高度嗜神經的,並且在雞的腸內不能有效的生長,而野毒株卻是嗜腸型的。
  3. The main purpose of this discussion is to det ermine the appropriate roadbed earthfill height according to the degree of sandburry, windblown sand drift test, wind tunnel test, windbed stability, road economy and traffic accident analysis. the appropriate roadbed earthfill height is one of vital factors in preventing highways from the harm of sand

    本課題研究的主要目的是沙漠公路在地理地貌、植被地質、沙源、風速強度等因素的影響下對公路形成的沙埋和風蝕危害,結合公路沙埋、風沙流實驗、風洞實驗、路基路經濟、交事故分析,確路基的合理填土高度。
  4. This paper utilized the deformation characteristics of rock and expatiates on the strain test method of surrounding rock by which to judge the surrounding rock ' s stability, and to choose the suitable opportunity and style of the secondary lining

    摘要利用巖體的變形特過測試隧圍巖應變出隧凈空實際收斂量,從而判施工過程中隧圍巖的,為選取合適的支護時機和方式提供依據。
  5. In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future

    本文結合重慶市大渡口區「三木花園」開發建設項目,從地下空間靜力結構分析角度出發,針對在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於軌的跨度6米,高7 . 5米的地下隧這一具體工程情況,採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市軌使用的地下隧圍巖的應力與位移演變規律進行了有限元數值分析計算,探索了地下空間圍巖與高層或多層建築物地基基礎之間的相互影響,過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於軌的地下隧狀態等三種不同狀態以及4個水平剖線和4個垂直剖線等不同情況,從以下幾個方面具體分析研究了計算斷面的應力與位移分佈規律: ( 1 )在各種不同狀態下計算斷面的主應力矢量圖、位移分布圖( ux 、 uy )以及應力等值線色譜圖( _ 1 、 _ 2 、 _ ( xy ) )等; ( 2 )相同狀態下不同水平與垂直剖線的應力_ 1 、 _ 2和_ ( xy )對比分佈曲線; ( 3 )不同狀態下相同水平或垂直剖線的應力_ 1 、 _ 2和_ ( xy )的對比分佈曲線等,為今後在對地下空間的開發利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依據。
  6. What ’ s more, this paper takes the effect of crown wall rock and mid - board foundation reinforced parametric variation on tunnel structure stress and stability into account grounded on building typical section model of i wall - rock sector

    另外,本文還過建立類圍巖地段隧典型斷面模型,分別考慮拱頂圍巖和中墻地基加固參數的變化對隧結構受力和的影響。
  7. Further investigated and analyzed composition structure and flow data that dsa ' s formation of image is systematic at first in this paper, carried on intact summing up to the data in the system, having given out the plan of design of high speed and large capacity data channel of digital formation of image system of x - ray ; deeper discussion of control way on sdram, give solution that many pieces of sdram works togetherses of realizing heavy capacity, designing of heavy capacity deposit board realize storing at a high speed to vision data by frame on the basis of this ; through further investigations of interface of pci bus, optimize back end state machine design and urge procedure making with lower, giving intact pci interface scheme that realize high speed dma data transmission and satisfy request of video transmitting ; further investigate the figure systematic design method of programmable logic devices, due to the difficult point of drifting about of enabled signal in fifo in common use and setting up and keeping of output signal, method has been proposed of improving stability of system making use of signal utilizing the phase locking ring in fpga to offer a lot of clocks to move thus realize coordinating the data between every module of system to transmit at a high speed by making use of fifo

    本文首先對數字減影血管造影( dsa )成像系統的組成結構和數據流向進行了深入研究和分析,並對系統中的數據流向進行了完整的歸納和總結,給出了x線數字成像系統中的高速大容量數據的設計方案;在對sdram的控制方式做了深入探討后,給出了實現大容量多條sdram共同工作的解決方案,在此基礎上設計了大容量幀存板實現對圖象數據進行高速存儲;過對pci總線介面的深入研究,優化後端狀態機設計和低層驅動程序開發,給出了完整的pci介面方案實現高速dma數據傳輸,完全可以滿足視頻傳輸要求;深入研究了基於大規模可編程器件的數字系統設計方法,針對用fifo使能信號漂移、輸出數據難于建立和保持等設計難點,提出了利用fpga中的鎖相環提供多個時鐘相移的信號來提高系統的解決方案,從而實現利用fifo來協調系統各模塊之間的數據高速傳輸。
  8. The efficient sppc had been performed with 1 - hz - repetition - rate 532nm nanosecond pulses, in which phase conjugate reflectivity as high as 21. 5 % was obtained. when sppc were operated in ce : batio3 with 532nm, 632. 8nm and 790nm cw lasers, the maximum sppc reflectivity of 54. 1 %, 88. 2 % and 80. 5 % were obtained, respectively. unlike the results reported before that four - wave mixing by stimulated photorefractive backscattering ( spb - fwm ) only exists at short wavelengths while four - wave mixing by total internal reflection ( tir - fwm ) only exists at long wavelengths, both of these two mechanisms coexist at all wavelengths from 532nm to 790nm in our experiments

    過大量的實驗全面研究了ce : batio _ 3自泵浦位相共軛特:在低重復頻率( 1hz ) 、 532nm調q激光泵浦時最高獲得了21 . 5的位相共軛反射率,而此前報過的建立位相共軛脈沖光最低重復頻率是10hz ;實驗中發現在532nm 790nm波長范圍內,在不同的波長激光泵浦時,同時存在兩種自泵浦位相共軛機制:全內反射?四波混頻( tir - fwm )和受激背向散射?四波混頻( spb - fwm ) ;在連續激光泵浦時,對532nm 、 632 . 8nm和790nm三種波長,最高分別獲得了54 . 1 、 88 . 2和80 . 5的位相共軛反射率;同時還研究了自泵浦位相共軛光的時間
  9. In order to increase the output power, reliability and stabilization, microchannel heatsink which is one of active heatsinks is used to cool high power semiconductor diode laser arrays in the paper

    為了提高激光器的輸出功率、可靠,本論文選取有源熱沉? ?微熱沉來冷卻大功率半導體激光器列陣。
  10. The effect of the gain in forward channel on the stability and result of control scheme have also been illustrated by numerical simulation

    文中還過模擬算例分析了系統前向增益對控制和控制結果的影響。
  11. Secondly, making use of the road condition and date of different districts of hebei province, the main diseases of road are analyzed, and combined with the local climate, the factors that cause these diseases are analyzed too. this article discusses the factors, including the quality of asphalt and aggregate, gradation and bituminous quantity, effect on the performance of asphalt mixture. finally, through some new key technical index, including the high - temperature rut resistance, low - temperature crack resistance, and water stability of asphalt pavement, the material types, material grade and pavement structure have been put forward to be fit for asphalt pavements of every area of hebei province

    其次,過對全省各地市的路況、氣候等資料進行實地調查,利用收集上來的資料分析河北省的主要路病害,並結合當地的氣候情況,分析病害的主要類型及特徵,找出病害的主導因素,並利用一些新的關鍵指標(如試驗方法、評指標等)來分析瀝青路面的高溫抗車轍、低溫抗裂和水等瀝青結合料和瀝青混合料的相關路用能。
  12. In view of the regression characteristic and the configuration maintenance demand of the regional coverage satellite constellation, the constellation configuration is optimized using the linear relations between the semi - major axis and inclination and the rates of change of the ascending node right ascension and phase, which enhance the long - term stability of the satellite constellation configuration, simultaneously the sub - stellar and the phase are controlled through changing the deviations of the semi - major axis and the inclination

    摘要針對區域覆蓋衛星星座的回歸特和構型維持需求,利用軌半長軸和傾角與升交點赤經漂移和相位角漂移變化率之間的線關系來優化星座構型參數,提高衛星星座構型的長期,同時過協同控制軌半長軸和傾角漂移量來實現區域覆蓋星座構型維持。
  13. Associated with a project of the planned xuefengshan tunnel with 7. 6 km long during the construction of shaoyang to huaihua expressway in hunan province of shanghai to ruili national trunk highway, this paper firstly makes an introduction of the frequently - used analysis & computation methods for tunnel supporting structure. then, based on the analysis of the basic theory about the interaction mechanism of surrounding rock and support structure, a spatial computation model is made, a coupling numerical computation method with 3 - d elastic - plastic finite element and infinite element is proposed, and a comprehensive analysis has been made to the effects of the overall stability and safety of the surrounding rocks of different characteristics, different classes and under different construction methods. and thus the problem of 3 - d infinite region to which applying the general finite ca n ' t do has been resolved

    6公里的雪峰山隧工程,首先介紹了隧支護結構的常用分析計算方法;然後過對隧施工過程中,洞室與支護結構相互作用機理的深入分析,建立了隧施工過程的空間計算模型,提出了採用三維彈塑有限元-無限元耦合的數值計算方法,綜合分析了隧在不同圍巖特和圍巖類別條件下,以及不同施工開挖方案等對隧圍巖整體和安全的影響,從而解決了用有限元方法難以解決的隧三維無限域問題;其可充分發揮有限元法在分析非線方面的有效和成熟,以及無限元法在分析處理無限域和半無限域方面的精確和簡便,為隧施工過程中圍巖的分析開辟了一條新的途徑。
  14. Considering that the characteristics of our country ' s highway tunnels are always of long spans, tabular and of various geometry, by means of thorough analysis of the different problems existed in the design of support structures of the tunnels at present, this paper pays special attention to the two key problems, optimization method of form selection of structural section of the tunnel as well as the stability and bearing capacity of the support structures, in the design of the long and large tunnel on high - class highway, introduces the simplified complex - form optimum method in the structure optimization theory, discusses the optimum design model of lining section of highway tunnel with satisfying demands in building clearance, ventilation and load conditions, puts forward an optimization method of form selection of three different kinds of lining sectional forms ( i. e. single - center circle, three - center tabular circle and three - center sharp circle ), establishes a complete set of systematic optimum design the ory and method of long and large tunnel on high - class highway, develops the corresponding computer software used on the planned xuefeng mountain highway tunnel on shaoyang to huaihua expressway in hunan province for optimization of form selections of the structural sections, and obtains a series of relatively reasonable structural design parameters

    本文針對我國公路隧多為大跨度、扁平、幾何形狀呈多樣化的特點,過深入分析目前隧支護結構設計中存在的各種問題,抓住高等級公路長大隧設計中隧結構斷面的優化選型及隧支護結構的與承載能力兩個核心問題,引入結構優化理論中的簡易復合形優化方法,深入探討了滿足建築限界、風條件、受力狀態約束等條件下公路隧襯砌斷面優化設計模型,提出了三種襯砌斷面形狀(單心圓、坦三心圓和尖三心圓)的優化選型方法,建立起一套完善的高等級公路長大隧的系統優化設計理論與方法,並開發出相應的計算機程序,用於擬建的上海至瑞麗國主幹線湖南省邵陽至懷化高速公路雪峰山長大高速公路隧的結構斷面優化選型,得出了一系列較為合理的支護結構設計參數。
  15. The research of bend channel of reach guide - lijia flume from longyang flume to lijia flume in upstream of the yellow river is proceeded to present rules of feasibility analysis for navigation between the flumes and the riverbed stability

    摘要對黃河上游龍羊峽至李家峽間的貴德李家峽河段的蜿蜒河進行了研究,為蓄水兩壩間的航和河床問題提供可行分析依據。
  16. In order to do the research works above better, we must can precisely control the width of the quasi - 1d channel and the cut off point, and also must precisely inspire current in the 2deg, so we designed the 2 channel high precision and high stability voltage source, one channel can supply the minus voltage to the split - gate, and the other one can supply the offset voltage between the source and drain pole

    為了進行上述研究,必須能夠精確的控制準一維電子的寬度和鉗斷,以及精確的在2deg上激勵電流,由此我們設計研發了給分裂門加負偏壓和給準一維電子加源漏偏壓的兩路高精度高饋源。
  17. The stability analysis of xiyang tidal channel in radial submarine sand ridges along north jiangsu

    蘇北岸外輻射沙洲王港西洋潮流通道穩定性研究
  18. The new unit adopts hollow sucker rod working with pump and as fluid passage instead of conventional sucker rod, and uses a new hanger to fix the one - piece barrel rod pump on the casing wall, improving the operation stability of the subsurface pump

    針對這種情況,大港油田新世紀機械製造有限公司研製成功一種新型無油管採油裝置,這種裝置以空心抽油桿代替實心抽油桿帶泵工作併兼作出油流,還過一種新型懸掛器將整筒抽油泵固在套管壁上,提高了抽油泵的工作
  19. Special emphasis is laid upon the construction operation process of flat tunnels with outsized span at even shallow depth, meanwhile, how to build large span flat tunnel is briefed in this article. measures taken to reduce vibrations caused by explosion in driving tunnel and surface subsidence and methods of monitoring and surveying in the course of construction are detailed in this article

    本文扼要介紹了大跨扁平隧的施工方法,重點闡述了特大跨超淺埋扁平隧的施工工藝過程,對爆破振動和地表沉降的控制方法,以及施工監控量測的過程和方法,並過對量測結果的分析,說明監控量測對施工的指導作用,並對圍巖進行了一些簡要分析。
  20. Wap is designed to adapt to the bounds of wireless networks ( such as low bandwidth, high latency, less connection stability and so on ) and the bounds of wireless device ( like limited input facilities, limited battery power, limited display, memory and cpu )

    它的提出和設計充分考慮了無線的固有特點(如通道穩定性差、衰減干擾大、帶寬窄、時延大) ,以及無線終端處理能力有限,輸入方式和屏幕受限制的問題。
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