進近區 的英文怎麼說

中文拼音 [jìnjìn]
進近區 英文
approach zone
  • : 進構詞成分。
  • : Ⅰ形容詞1 (空間或時間距離短) near; close 2 (接近) approaching; approximately; close to 3 (親...
  • : 區名詞(姓氏) a surname
  1. In order to make the terminal airspace moderated and consisted, and acquire the biggest capacity of airport, we must consider the influencing factors as many as possible, it is our final target to plan the airspace in beijing terminal unify. with the conditions that the current operation modes of parallel runway, approach and departure procedures and terminal airspace in beijing international airport, this article has analyzed the reasons of airspace congestion. this article also applies the theory of instrument flight procedure and utilizes the current facilities in beijing international airport. the design of flight procedures combining rnav procedures with instrument approach procedures may be accepted on some routes. it make the approach and departure procedure more effective, and increase the capacity of the airport more or less ; secondly, this article contrast the capacities of parallel runway in different methods under radar control, and make the conclusion that the parallel runway in dependent operation modes has the biggest capacity

    本文從目前首都機場平行跑道的運行方式、離場程序、終端空域的現狀入手,剖析了造成空域緊張的原因,應用儀表飛行程序設計的思想和原則,利用首都機場終端現有的設施,某些航線可採用域導航( rnav )程序與儀表程序相結合的飛行程序設計,優化了目前首都機場的離場程序,在一定程度上增加了機場容量;其次,研究了雷達管制條件下平行跑道不同運行方式的容量對比,得出平行跑道獨立運行的容量最大,然後以這種這種運行方式,為首都機場設計出了平行跑道獨立運行的飛行程序;最後,分析北京終端各機場空域對首都機場飛行程序安全、有效運行的制約因素,研究設計出了北京終端規劃方案及規劃后的飛行程序和飛行方法,以達到增大機場的容量,適應未來航班量增加的需求。
  2. Such research can lead to a new flight procedure design methodology, which copes with these problems and makes strong economical senses. under the guidance of aviation safety, efficiency, regularity and economy, this thesis applies the principle of the instrument flight procedure, firstly, to research the current vor / dme instrument flight procedure, namely the vor / dme instrument flight procedure ( vor / dmf. ifp ), its holding procedures, departure routes, arrival routes, and approach procedures, cor the terminal airspace

    本文在安全、效率、正常和經濟的原則下,運用儀表飛行程序設計的思想和原則,首先對在vor / dme導航臺上建立儀表場航線、等待程序、儀表程序和儀表離場航線等機場空域內的飛行程序的設計方法行了研究,總結出不同位置的vor / dme儀表飛行程序的布局形式、適用情況及其優缺點,並首次提出了以vor / dme為基準的封閉圓弧程序;其次,研究了基於vor / dme導航臺的域導航飛行程序的設計方法;最後,研究了在現有的vor / dme儀表飛行程序上建立域導航飛行程序的設計方法。
  3. This image shows endeavour ' s nose cone and surrounding area

    這張照片展現了奮號前鼻錐以及附域。
  4. The welding technology of francis turbine runners is optimized from the view of subsection welding and local heating by numerical simulation. the result shows that welding residual tensile stress appears in the weld and its area nearby, and peak stress appears in the dangerous area of blades after practising quondam welding technology ; welding residual tensile peak stress in the dangerous area of blades can be decreased by welding both ends earlier and then welding middle section later during subsection welding, and decreasing effect on welding residual stress of the subsection welding is related to the weld length of blade outlets and welding direction of each subsection ; decreasing effect on residual stress of the local heating is direct proportional to heating time, heating temperature, heating area, and inversely proportional to cooling area, and welding residual tensile peak stress in the dangerous area is decreasing trend earlier, and then increasing trend later with heated location increased

    本文利用數值模擬手段對轉輪的焊接工藝從分段焊和局部加熱兩個方面行了優化,結果表明:採用普通工藝焊接時,葉片焊后殘余拉應力出現在焊縫及其附域,並且在葉片出水邊的熔合線附(危險域)出現了峰值;在採用優化的分段焊時,先焊兩端后焊中間的方法可以降低葉片危險域的焊接殘余拉應力峰值,降低效果與葉片出水邊焊段長度、焊縫各段的焊接方向有關;局部加熱法降低轉輪危險域殘余應力的效果主要與加熱時間、加熱溫度以及加熱面積成正比,與冷卻面積成反比,並且危險域的殘余應力隨加熱域的增大呈先降低后升高的趨勢。
  5. Three experimental models were constructed, on the basis of the distribution and diffuse of the main production dust source. the experiments of dust transport and concentration distribution were done for many times, then show that the air velocity and dust distribution are the key factors which control dust distribution of the area nearby dust source

    根據礦井主要生產性塵源的分佈及發塵特徵,構建了3種實驗模型行粉塵運移和濃度分佈實驗.結果表明,風速和塵源是決定塵源附域粉塵分佈的關鍵因素.圖8 ,表2 ,參3
  6. 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,設計讀寫器具,提供系統方案,主要行了以下幾個方面的工作:首先,通過分析非接觸ic卡感應電源天線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路模型,用ewb軟體行了電路模擬,與實際測試結果比較,證明了建立的感應電源電路模型是正確的。
  7. With argumentation system and differential system, gnss is capable of supporting en route flight and cat iii precision approach. this system can meet the need of all flight phases in terms of integrity, precision and continuity. with the application of area navigation and required navigation performance ( rnp ), this would make the parallel route, random route and direct flight route possible, and also improves the efficiency of air space and the flight safety

    在導航系統中,全球衛星導航系統是其主要成分,通過增強系統和差分技術, gnss具有支持從航路飛行到類精密的能力,在完好性、精度、可用性、連續性上都可以滿足飛行各階段的要求;隨著域導航和所需導航性能的實施,平行航路、隨機航路和起點和終點之間的大圓航線直飛得以實現,提高了空域利用率和飛行安全。
  8. ( 2 ) on the leading edge, the film cooling effectiveness at the zone immediately downstream of the cooling holes is affected by blowing ratio and mainstream reynolds number, while the effects are not important in the downstream zone far from the cooling holes. ( 3 ) on the front half of pressure surface, the effectiveness increases with decreasing blowing ratio at the downstream near the cooling row and it is contrary at the downstream far from the cooling row. ( 4 ) on the rear pare of the pressure surface, the effectiveness decreases with increasing blowing ratio and does not vary so much downstream in the cases of higher blowing ratio

    研究結果表明葉片吸力面端壁附域壓力系數分佈呈現出較強的三維特性,動葉吸力面尤其明顯;氣膜孔流量系數隨吹風比的增加而增大,在高吹風比情況下,流量系數逐漸趨于常數;在不同型面域,冷卻效率分佈有較大的差異,而且吹風比與主流雷諾數的影響程度也不盡相同;低吹風比下,孔出口下游附可以得到較好的冷卻,中、高吹風比下,冷氣射流在加速流動主流的作用下返回壁面行二次冷卻,孔下游較遠域可以得到較好的冷氣覆蓋。
  9. The problem of terminal dynamical sorting and the landing time decision for each plane were researched in this paper. and the approach seat, one module of guangzhou area air traffic flow management system was introduced

    本文主要研究了終端流量管理中航班到達隊列的排序、航班降落時間的指定以及廣州地空中交通流量管理系統席位的實現問題。
  10. In short, the paper brings forward the suggests of institutional innovation which help to achieve the goal of short term - migrants " settlement and the one of long term - three gorges township future development

    總而言之,本文就是通過對三峽庫移民城鎮建設的經濟管理體制的現狀分析,提出體制創新的政策建議,幫助實現通過促城鎮建設來實現移民安置的期目標以及加快庫經濟全面發展的遠期目標。
  11. Applying relative arithmetic to all kinds of faults and calculating off - line, we can master time - distance relation chart for all kinds of faults. computation indicates : when transmission lines occur faults, the data window of protection algorithm consisting of prefault and postfault data at the same time has important significance. the following methods are useful to achieve the inverse time characteristic : calculating impedance by using flourier in a full cycle, calculating work voltage by using fault component, calculating the torque created by a phase comparator or a magnitude comparator

    實際的計算表明:輸電線路發生故障后,用故障前後的數據同時充滿保護演算法的數據窗,對于快速切除故障具有很重要的意義;同時利用故障前後的數據,下述方法可以比較好地實現距離保護的反時限特性:直接用全周傅里葉演算法行阻抗計算;採用工頻變化量阻抗繼電器行工作電壓的計算;採用轉矩的思想行轉矩的計算。
  12. From its change trends we can believe the structure of highway capacity is more and more reasonable. but there still exists big gap to satisfy the advanced and specialized needs. comparing to developed districts, hubei province lags behind

    從其十年的發展變化趨勢來看,可以認為湖北省公路貨運結構日趨合理;但是從滿足高等級、專業化需求來看還存在很大不足,與國內外先運力結構相比有較大差距,在全面建設小康社會的新時代社會發展要求下,交通發展面臨更高的服務質量需求。
  13. Depending on how the ground surface is denuded, the feature of the current crustal stress field and rock stress environment can be calculated analyzing the result in this paper : by analyzing the recovering feature of the elastic deformation of the rockmass in unload - stage under various pressures, it has been found there is close relationship between the recovering degree of the elastic deformation of the rockmass and the unloading degree of the pressure the direction of the major principal stress in the crustal stress field is not consistent with the direction of the crushing stress regional tectonics borne during the last tectonic movement. the evolving degree of the regional geomorphology evidently affects the current crustal stress field, which changes from the self - weight stress field to the horizontal stress field, with the changing of the eroding degree of the regional geomorphology ranging from valley area to hilly country to flat country. in valley area, where there is two stress belts, the bankslope s tress belt and the self - weight stress belt within the mountain. the direction of the major principal stress is nearly parallel to the ground surface and inclines towards the valley in the bankslope stress belt. it is nearly vertical in the self - weight stress belt

    通過本文的研究成果,根據域性地貌的演化特徵,我們可以大致地對現今地應力場行判斷:在分級卸荷條件下,巖體中彈性變形的恢復具有明顯的規律性,這種規律對于研究地應力場的演變是有幫助的;地應力場中最大主應力方向與域構造形跡在最的構造運動中所受域性擠壓應力的方向無明顯的對應性;域性地貌形態的演化程度對現今地應力場的特徵具明顯的影響,隨著域性地貌侵蝕程度由峽谷、丘陵、平原的變化,現今地應力場特徵由自重應力場、水平應力場為主含少量自重應力場特徵向水平應力場的規律變化;在峽谷,山體中具有兩個應力帶:自重應力帶和卸荷應力帶,最大主應力方向在卸荷應力帶中平行於坡面並傾向于河谷、在自重應力帶中於直立;根據原始地面遭剝蝕的程度,可以大致地估算最大主應力和中間主應力的量值和方向;在丘陵和平原,最大主應力的方向於水平,並與附域性侵蝕盆地和河流的展布方向基本平行,根據原始地面遭剝蝕的程度,可以大致估算其最大主應力的量值;根據域性地貌形態的特徵來分析工程的現今地應力場特徵,並而大致了解巖石的應力環境,這種分析方法得出的結論與許多實際的地應力測試成果基本一致,對于大型水電工程地下廠房和壓力隧洞的設計是有所幫助的。
  14. As compared with the conventional straight well, the horizontal well can greatly increase the contact area between well and reservoir, change the filtrational mode in the vicinity of wellbore in the reservoir and reduce filtrational resistance, thus obtaining higher oil and gas production by a relatively low producing pressure difference

    摘要同常規的垂直井相對比,採用水平井開采能夠大幅度增加油氣井與油氣藏的接觸面積,改變油氣藏中井筒附域的滲流方式,降低滲流阻力,而可以利用較低的生產壓差來實現更高的油氣產量。
  15. So the development of self - energy sf6 cb is very important. in the paper, the math model of arc - quenching chamber air - pressure character is built on the base of 126kv / 31. 5ka self - energy sf6 cb ' s exploiting, then the theory analysis and calculation is deeply been done for cylinder radius, nozzle spout radius and opening position of moved contact that they have the essential effect for the use of arc energy in the course of opening. arc - quenching chamber parameter is confirmed according to the request of full opening and fault opening when the cb is opening

    本文針對126kv31 . 5ka自能式sf _ 6斷路器的研製,建立了相應的滅弧室氣壓特性數學模型,對自能式sf _ 6斷路器開斷過程中電弧能量利用有重要影響的滅弧室缸徑、噴口直徑、動觸桿開口位置行了詳細深入的理論分析和計算,並根據斷路器開斷中的滿容量開斷和故障開斷的要求確定了滅弧室參數。
  16. So it can resolve the geology problems. this method has the character of reconnoitering deeply, high ability of penetrating high resistance layer, little random disturbance, observing both far and near, observe in different time windows, receiving the geology information in different depth. so this method is widely used in source exploration and engineering measure

    該方法以其具有勘探深度大、穿透高阻層能力強、隨機干擾小、可以在遠觀測、亦可以在觀測、選擇不同時窗行觀測、可以獲得不同深度的地質信息等優點,被廣泛的應用於資源勘探和工程勘察領域,成為引人注目的地球物理勘探手段之一。
  17. By analyzing the refraction 、 reflection process of fault transient current traveling wave of high voltage and characteristics of refraction 、 reflection coefficient systematically, a new fault location method of single ended traveling wave is presented. it can not only identify the reflection wave for fault location efficiently, but also not be affected by the structure and length of line. fault earthed resistance 、 fault type 、 system impedance and can locate fault in adjacent areas accurately

    論文深入地分析了高壓線路故障暫態電流行波的波折、反射過程以及折、反射系數的特點,提出了新的單端行波故障測距方法,它不僅能夠有效地識別出測距所用的反射波,而且幾乎不受線路結構、長短、故障接地電阻、故障類型、系統阻抗的影響,在仍可以準確地行測距;同時模擬阻波器的特徵,設計了低通數字濾波器,對通過了低通數字濾波器的暫態故障電流行波再次行小波分析,並利用本文提出的單端行波故障測距方法行故障定位,結論是所提出的測距方法在實際應用中仍是有效的。
  18. It is found that : ( 1 ) for linear slope, redistribution of incoming energy flux in modenumber space depends on both the modenumber of incident waves and the ratio of the slope of incident wave ray to slope of topography ; both the transmitted and reflected energy flux ( only for supercritical linear slope ) focus near one or two modenumbers ; for supercritical linear slope, the energy flux scattering to higher modenumbers becomes larger and the energy flux to lower modenumbers becomes smaller as the slope of incident wave ray comes near to slope of topography ; ( 2 ) for convex slope, energy flux is redistributed in wide - range modenumbers and also show peaks on lower - modenubers and higher - modenumbers ; ( 3 ) for concave slope, energy flux is also redistributed in wide - range modenumbers, but does not show peaks on higher - modenumbers as supercritical linear slope and convex slope do ; ( 4 ) the total energy flux scattering to higher modenumbers is approximately equal to the total energy flux to lower modenumbers for internal waves propagating over both convex slope and concave slope, which means the concave slope is the same efficient to convex slope in scattering energy flux to higher modenumbers ; ( 5 ) for convex slope, the wave ray reflected from near - critical topography can extend to deep ocean and shallow shelf, while for concave slope, the wave ray reflected from near - critical topography can only extend to limited distance, then meet the topography and be reflected again ; generally the shear of the internal waves reflected twice from concave slope is not enhanced while the enhanced shear does also appear before second reflection takes place, the enhanced shear can bring about intense mixing, so internal waves reflected from concave slope can also produce marked mixing near critical slope

    3 、內波在凹地形上傳播時,能通量在模態上的分佈范圍也比較寬,但與凸地形和超臨界線性斜坡地形相比,能通量在高模態上的分佈沒有明顯的峰值。 4 、從總的能通量來講,內波在凸地形和凹地形上傳播時,向高模態散射的能通量與向低模態散射的能通若十地形下內波傳播及內潮生成問題的理論解量似相等,這意味著二者在向高模態散射能通量方面具有同等效率。 5 、凸地形上臨界點附的反射,反射波的波射線能夠延伸到深海和陸架,凹地形上臨界點附的反射,反射波的波射線很快遇到地形發生二次反射,一般來講二次反射后回到深海的波動其速度剪切並不很強,但是在行二次反射之前的域,速度剪切仍然很強,因而內波在凹地形上的反射依然能夠在地形附域,產生強的速度剪切,誘發混合。
  19. All approach facilities, radio and radar facilities in guangzhou area are operating normally

    在廣州域內所有的設備、無線電和雷達設備工作正常。
  20. Optimization of sequencing and scheduling for arrival aircrafts in approach area

    進近區域到達航班排序和調度的優化
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