機場內試驗 的英文怎麼說

中文拼音 [chǎngnèishìyàn]
機場內試驗 英文
field test
  • : machineengine
  • : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
  • : 名詞1. (內部; 里頭; 里邊) inner; inside; within 2. (妻子或妻子的親屬) one's wife or her relatives 3. (姓氏) a surname
  • : 名詞(古代占卜用的器具) astrolabe
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • 機場 : airdrome; airfield; airport; flying field; adrm; aerodrome
  • 試驗 : trial; experiment; test
  1. On the basis of field investigation and a lot of tests, the paper detailed researches the engineering geology properties of xigeda filling material. the distinction of the modulus of resilience was analyzed, and the influence of the intrinsic factors including moisture content, dry density, mudstone content and the external factors including compaction mode, paving thickness were adequately discussed. based on the researching how various factors influence the road compaction effectiveness, the author studied the relationship between modulus of resilience and roadbed compaction quality index, connected the compactness with modulus, and listed the data of the modulus in the various compaction area

    基於此,本論文在大量現調查、室資料基礎上,詳細研究了昔格達填料的工程地質性質;通過路基回彈模量特徵的研究,充分闡述了含水量、干密度、泥巖含量等「因」 ,及壓實方式、松鋪厚度等「外因」對路基模量值的影響;在分析眾多因素對路基壓實效果影響的基礎上,開展了回彈模量與路基壓實質量指標間關系的研究,進而把現壓實度與現回彈模量有的聯系起來,給定了不同壓實區間對應的模量值。
  2. Based on the theory of unsaturated soil mechanics and the properties of compacted expansive soil, this paper takes the northern part k12 + 840 - k12 + 920 of nanning urban highway as an example to studies some aspects of lime improvement of expansive soil and the technology of construction. the chief content of this paper is : the lime improvement mechanism of expansive soil ; confirm the technical parameters of lime mixed from the results of test in laboratory ; the scale - down test to define the maximum effective grain size of expansive soil when it is improved by lime ; by building bank slope model and making use of finite element seepage flow program of saturated - unsaturated to calculate the examples, this paper simulates the humidity site in order to checkout the effect of lime improvement ; studies and proves that it is feasible to mix blocky expansive soil and pulverous lime, and to fill roadbed by common construction machines etc.

    本文研究的工作就下述幾個方面展開:用石灰改良膨脹土的理;通過室確定摻灰的技術指標;在室進行膨脹土摻灰的最大有效粒徑的模擬,即鈣離子水,由此總結出「粉?塊」灰?土攪拌工藝的有效性、合理性和可行性;用數值方法對路堤使用期的濕度進行模擬,並與路堤的強度?變形的計算域耦合,以檢土性改良的效果,從而探索一種描述改良膨脹土路堤運行工況的數值方法;用現有最常用的且費用最低的施工具,對灰?土進行「粉?塊」攪拌摻和及路基的填築施工等。
  3. Qishuyan locomotive & rolling stock works, situated in changzhou city, jiangsu province and founded in 1905, covers an area of 1, 760, 000 square meters, owns 4, 500 unitssets of various mechanical equipment, and possesses a comprehensive production capability of forging & casting, machining, riveting & welding, heat treatment, tooling & patterns and sophisticated measures for physical & chemical tests, metrological measurements & inspection. it is an important base for manufacturing artery dedicated diesel engine locomotives, freight wagous, heavy duty diesel engines and railway components, which have won the credit and trust from customers by their excellent quality and outsanding aftersales service and enjoy good sales throughout the country and in countries in europe and america

    公司介紹:戚墅堰車車輛廠地處經濟發達、科技進步、風景秀麗、人傑地靈的江蘇省常州市,創建於1905年,佔地176萬平方米,擁有各類器設備4500臺,具有鍛鑄、加工、鉚焊、熱處理、工裝模具等綜合生產能力,以及齊全的理化、計量和檢測手段,是我國鐵路干線車、貨車、大功率柴油和鐵路配件的重要生產基地,以優質的產品和優良的服務羸得客戶信賴,產品銷售遍及全國並遠銷至歐美等國際市
  4. This paper studies the mechanism generated from flow - noise in seawater pipeline, introduces controlling method of flow - noise, analyzes sound field characteristics of flow - noise in seawater pipeline system and the merits and demerits of measuring the flow - noise methods in and out of the pipeline. in our experiment, a test measuring device of seawater muffler is used in a measuring chamberlet to verify that a method of reverberation chamberlet is difficult to exactly measure the low frequency flow - noise in pipeline. at the same time the insertion lose of water muffler in the low frequency was measured by the measuring chamberlet method

    本文分析了海水管路系統流噪聲的產生理,介紹了流噪聲的控制方法;分析了海水管路系統中流噪聲的聲特性以及流噪聲管、管外測量方法的優缺點;通過海水消聲器測量臺架,利用測量小室證了混響箱法難以準確測量海水管路系統中的低頻流噪聲;用測量小室對水消聲器在低頻段的插入損失進行了測量。
  5. This paper conbined with the indoor test and the scene test road, through the synthetical analysis of the factors of influencing densification effect for the densification thickness of filling stone roadbed. the maximum grain size of fill material, densification machinery and densification frequency et al. advanced a control norm of the maximum grain size and piy of compression, established ration evaluating the control standard of densification quality of filling stone roadbed under overload. comparing with result of indoor test and the scene test road, studied on theory of densification in different kinds of stone material and perfected the control system of the densification of filling stone roadbed under overload

    結合室和現路的實測數據,通過對填石路基的壓實厚度,填料最大粒徑,壓實械及壓實遍數等影響壓實效果的因素的綜合分析,提出填石路基的最大粒徑和攤鋪厚度的控制指標,建立定量評定超重載交通下填石路基壓實質量的控制標準,並對照室和現結果,研究不同石料條件下的壓實理論,補充完善了填石路基壓實控制指標體系。
  6. The reform scheme of no. 1 boiler in fengtai company is confirmed on the basis of cold / hot tests, theoretical discussions and calculations. in the process of field retrofit, it is indicated in the operation of the improved furnace that without the change of furnace structure, the transform of the burner angle has shrunk the tangential diameter and prevented flames burning on furnace walls, and the burning state of furnace has been bettered, simultaneously, lowering the slagging wi in furnace, thus laying sol id foundation for the safe and economic operation of generating units. wuyanrong ( power plant thermal power engineering ) directed by prof

    本論文通過冷、熱態,經過論證和計算,確定了豐泰公司~ # 1爐燃燒器的改造方案,並進行了現改造,改造后實際運行狀況表明:在無法改變爐膛結構的情況下,改變燃燒器角度,縮小切圓直徑,使火焰不貼壁,改善了爐燃燒工況,同時降低了鍋爐結渣的程度,為組的安全經濟運行奠定了必要的技術基礎。
  7. On the basis of a brief analysis of the state - of - the - art of diesel engine performance monitoring and analysis, this thesis put forward a new scheme about diesel engine monitoring system, which integrate many helpful functions. we have applied this scheme into actuality in dalian locomotive factory, developed a diesel engine testing and analysis system named dmc - 701

    本文在分析了國外柴油臺監測控制系統的現狀的基礎上,結合大連車廠柴油站的現實踐,提出了一個集柴油參數採集、數據分類存儲、性能分析、程序控制與一體的柴油分析微系統的方案,並將該方案在280zj型柴油單缸臺實施,開發了dmc - 701型柴油單缸臺性能測分析系統。
  8. In light of the limitation of fast fourier transform ( fft ) for the method of traditional spectrum analysis to analyze the unsteady signal, wavelet and wavelet analysis are made for the typical unsteady process signal of starting up and shut down with the good characteristic of simultaneous localization in both the time and the frequency domains based on the field test on the vibration of two - row placed units in lijiaxia hydropower station, in which the signal is decomposed into different frequency band, and then the weak signal is caught and the dominant frequency is picked up for the analysis of the vibration source

    摘要基於李家峽水電站雙排組振動的現研究,並且針對傳統頻譜分析方法傅立葉變換( fft )對于非平穩信號已力不從心這一缺陷,利用小波分析方法在時域和頻域上同時具有良好的局部化性質,通過對開停這一典型非平穩過程信號進行小波及小波包分析,將其分解到不同頻帶,獲取微弱信息和提取優勢頻率,並對其作振源分析,得出開停初始時刻因水流不穩均出現強烈的振動現象,且低頻段信號能量最大,開停過程水流脈動壓力和尾水渦帶擺動是引起定子基礎振動的主要原因。
  9. Through discussion of numerical solution, the author get the effect of height of filled soil, size of culvert, width of valley, property of filled soil, construction procedure and techniques on soil stress of the culvert top ; 3. through the centrifuge test, the paper validates the reliability of numerical calculating on high - stack soil ; 4. the paper puts forward the simplified calculating method of soil stress of the culvert top on the foundation of numerical simulating and centrifuge modeling

    通過對數值解的討論,得到填土高度,涵洞截面尺寸,溝谷底部寬度,溝壁坡角,填築體性狀,施工速度,地下水對豎向位移及涵洞頂部土壓力的影響情況; 3通過離心的模擬證了數值計算對高路堤的計算結果的可靠性; 4在數值模擬和室離心模型的基礎上,提出了高填方涵洞頂部土壓力簡化計算方法。
  10. In these years, sf6 gas is widely used in the high voltage circuit breaker because of its excellent insulating and arc - quenching character. it is very meaningful to optimize the design of circuit breaker and save the expenditure of test by using the computer auxiliary computation

    由於sf _ 6氣體具有優良的絕緣性能和滅弧性能,近年來sf _ 6氣體越來越廣泛地應用於高壓斷路器中。利用計算輔助計算模擬開斷過程中滅弧室的氣流特性對于優化斷路器的設計及節約費用具有重要的意義。
  11. According to the geological data which was gained by exploration investigation, establishing a geological model which can reflect rock mass characteristics ; with analyzing the internal and exterior factors synthetically, the deformation and possible failure mechanism and mode of the cut slopes was confirmed which combines with stereoic projection and other techniques ; the stabilities of the 14 high slopes are estimated synthetically by applicable design codes and guidelines. with the estimate result and some other analysis methods, the rock mass mechanical parameters of slope are identified ; as a results, 14 high slopes fall into 4 categories based on rockmass characteristics and discontinuities. the stability and deformation of some typical slopes was analyzed with distinct element method by udec ; the safety factor of some dangerous slopes are calculated by rigid limiting equilibrium method for comparison

    首先著重研究影響邊坡穩定性的在因素,主要是通過地質勘探、測量、現觀測等手段取得研究區地質體的基礎地質資料,建立起能夠反映地質體結構特徵的地質模型;隨后綜合分析潛在的外部影響因素,並結合赤平投影對邊坡可能的失穩模式或破壞製作出判斷;運用已有巖體質量分類方法對沿線14個高陡邊坡穩定性進行初步的評價,並結合研究、經判斷、工程類比等手段確定了坡體的巖體力學參數;根據穩定性初步評價結果將研究區14個高陡邊坡按開挖方式分為4大類,並利用離散元程序udec對各類典型高陡邊坡進行了穩定性計算分析;對潛在危險邊坡利用剛體極限平衡法求出了不同工況下的安全系數。
  12. From experimental result, i preliminarily know that eps is good thermal insulation material because the absorption of water is low and heat insulation is good, it is practicable at preserving temperature field of frozen earth roadbed and bringing frozen disaster under control ; second, according to the analysis of the eps that is applied into practical project, i have studied the practical effect which eps preserve roadbed temperature field, and the influence that was made after building field. i have get that eps can influence moisture content and frozen upper limit, through practical measuring data, i have studied freezing and expanding quantity and melting and submerging quantity during a complete frozen and melting cycle as well as have expanded and proved the practical application effect of eps with some reference significance to deep research of some connected problems. finally, through computer data analysis, setting up the analytical model of finite unit, i have simulated the temperature field of roadbed heat preservation, then expounded and proved that the height of embankment influenced the effect of thermal insulation material

    其一是對聚苯乙烯泡沫塑料( eps )保溫板以及天然路基土層、路堤填料進行了室分析,結合國外現在的有關科研成果,綜合確定其各項特徵參數;從結果初步認識到聚苯乙烯泡沫塑料是一種吸水率低,隔熱性好的保溫材料,在凍土路基溫度的保護和凍害治理方面是可行的;其二通過eps保溫板在現工程實踐中的應用分析,研究了保溫板在保護路基土層溫度的實際效果以及修築路堤后造成的影響,保溫板對土體含水量、凍結上限的影響,通過實測資料,研究了在一個完整的凍融周期整個路基的凍脹量和融沉變形量,論證了保溫板的實際應用效果,對有關問題的進一步研究和相關工程設計具有參考意義;其三,通過計算數值分析,建立有限元分析模型,對保溫路基的溫度進行了模擬計算,論證了路堤高度對保溫材料效果的影響。
  13. Reciprocating internal combustion engines - exhaust emission measurement - test cycles and test procedures for field measurement of exhaust gas smoke emissions from compression ignition engines operating under transient conditions

    往復式.排放測量.壓燃式發動瞬態工況時排氣煙度現測量用周期和方法
  14. It is important to develop experiment techniques to simulate flow field in the study of solid rocket motor with high acceleration

    本文以高過載固體火箭發動研製需求為背景,圍繞高過載發動的地面模擬技術展開研究。
  15. By analyzing the characteristic of the flow field in overloading srm and comparing several existing experiment techniques, a convergence - fold tube facility was developed. the flow field in chamber of srm with high acceleration was simulated. some inhibitor ablation experiments were carried out in this test facility

    通過分析過載條件下流的特點,提出並比較了現有過載地面模擬技術的優缺點,最終確定了收斂?折管的模擬方法,模擬了高過載條件下發動燃燒室的高濃度粒子流,利用該方法開展了高過載模擬沖刷條件下的絕熱層燒蝕特性研究及絕熱層抗沖刷能力的篩選
  16. The contents of this paper include the following several aspects : ( 1 ) a model of the fractures leakage is built through counting and analyzing the wealthy geological records of hae field, and a model of the fracture water transporting is also built according to the fracture water condition of its recharge and its runoff and its discharge in hae field ; ( 2 ) this paper studies the chemical behavior and the migration parameters of the elenent sr2 + in ground water in hae field, the main contents include : the presence form of the element sr in ground water is analyzed by way of the rmodynamics ; the absorption mechanism that granite and sand stone absorbs sr element is analyzed based on theory and experiment test the diffusion parameters of the element sr in water and in granite and in sand stone are researched with laboratory experiment test ; the partition coefficient of sand stone and granite to sr is tested by the batch way

    其研究容包括以下幾個方面: ( 1 )通過對我國hae預選處置豐富地質資料的大量統計和分析,建立了該處置的基巖裂隙滲透模型。再根據hae預選處置基巖裂隙水的補給、徑流、排泄條件及水位動態特徵,建立了預選處置基巖裂隙水水運動模型。 ( 2 )對高毒性鍶元素在我國hae預選處置地下水中的化學行為和遷移參數進行系統的研究,其中主要包括運用熱力學方法分析了鍶元素在地下水中的存在形態,利用理論分析與實相結合的方法分析了花崗巖和砂巖對核素鍶的吸附制,採用室裝置研究了核素鍶在地下水中的擴散參數以及在花崗巖和砂巖中的本徵擴散參數,採用靜態批式法研究了鍶在砂巖和花崗巖中的分配系數。
  17. Meanwhile the 0 dimension 1 dimension plane wall 2 dimension models are established. using the mathematic and ansys software the numerical and soluble analyses can be got for the thermal shock model of the piston. compare the simulation results to the test results the temperature field and stress field can be got which are quite close the thermal shock situation

    同時建立活塞熱沖擊的集總參數、 1維平壁和2維模型,應用mathematic軟體和ansys軟體,對所建立的活塞熱沖擊模型進行了解析和數值分析,利用模擬計算與結果相結合的方法,獲得接近於活塞熱沖擊的溫度與熱應力分佈,從而更加全面深入地了解在熱沖擊條件下活塞的溫度和應力變化規律。
  18. Reciprocating internal combustion engines - exhaust emission measurement - part 10 : test cycles and test procedures for field measurement of exhaust gas smoke emissions from compression ignition engines operating under transient conditions

    往復式.廢氣排放測量.第10部分:壓力點火燃式發動在瞬時工作狀態下排放的燃氣煙霧現測量的周期和程序
  19. For the dual register burner, while cat being applied, it simulates the influences of the flow field in the burner by changing the velocities of primary flow and inner / outer secondary flows, and by changing the opening percents of inner / outer vanes. eventually, the appropriate values for velocities and opening percents of vanes are recommended, to provide engineering problems with theoretical orientations

    針對雙調風旋流燃燒器,本文運用計算輔助( cat )方法對一次風速度,、外二次風的葉片開度及、外二次風速度對燃燒器的影響進行了數值,得出了雙調風旋流燃燒器推薦使用的二次風葉片開度和速度值范圍,為工程應用提供了理論依據。
  20. There are great differences between ground test of a flight vehicle ' s aerodynamics and that of a dual - mode scramjet when ground test facilities are used to do experiments on a dual - mode scramjet engine, the components of incoming flow and its parameters, including total pressure, total temperature ( or total enthalpy ) and velocity must be simulated. at the same time, since the fuel ' s resident time within a combustor is very short, on the order of one millisecond, it is difficult to measure the flow - fields

    進行雙模態沖壓發動地面研究時,必須要求設備能模擬實際飛行條件下來流氣體的組分、總壓、總溫(或總焓)以及來流氣體的流動速度;同時由於燃料在燃燒室駐留的時間很短,一般為毫秒量級,從而使流物理量的測定顯得非常困難。
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