推力室試驗 的英文怎麼說

中文拼音 [tuīlìshìshìyàn]
推力室試驗 英文
thrust chamber test
  • 推 : 動詞1 （向外用力使物體移動） push; shove 2 （磨或碾） turn a mill or grindstone; grind 3 （剪或削...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 試 : 名詞（古代占卜用的器具） astrolabe
  • 驗 : 動詞1. （察看; 查考） examine; check; test 2. （產生預期的效果） prove effective; produce the expected result
  • 推力 : visatergo; soot; propulsive force; thrust; momentum thrust
  • 試驗 : trial; experiment; test
  1. Focusing on the performance evaluating and the design of tripropellant injector, adopting the cold test rig with background pressure supply, malvem particle analyzer, ccd photography system, tripropellant hot test - bed, numerical simulation software and auxiliary theoretical a nalysis, the d ischarge c haracteristic a s w ell a s a tomization p erformance o f the injector and the combustion performance as well as the mode - transition characteristic of thrust chamber are studied detailedly based on the 3 different structures of coaxial tripropellant injector, large numbers of important conclusions are gained

    本文圍繞三組元噴嘴的性能評定及設計方法。採用反壓冷試臺、馬爾文測粒儀、 ccd高速攝影系統、三組元發動機熱態試驗臺、數值模擬程序及輔助理論分析等多種技術手段和研究方法，對三種結構的同軸式三組元噴嘴深入進行了噴嘴流量特性和霧化特性、推力室燃燒性能和轉工況性能研究，得到了大量重要結果。
  2. Based on the test data of air chamber pushrod force - stroke, a computation model a bout air chamber pushrod force - stroke was established, and calculation formula of actuation deformation characteristics of the drum brake was proposed according to test data

    摘要以制動氣室推出力行程試驗數據為基礎，建立了氣室推桿力與行程的計算模型，根據試驗數據提出了鼓式制動器的促動變形特性的計算公式，用試驗方法解決了制動器推桿總行程過大的生產實際問題。
  3. Relying on the yearly scientific research item of the guangdong province department, the dissertation firstly analyses the mechanical and structural characteristics of sma mixture, moreover, gives an elaborate discourse on some issues in prevalent design method of sma and relevant tests such as the computing of the theoretical maximum density, evaluation of initial asphalt content in designing sma mixture and computing of rut index. at the same time suggestions for improvement are offered. subsequently, through research on asphalt and modified asphalt with ldpe test and by means of indoor test of sma mixture, the detailed analyses for the modified asphalt with ldpe and road performance of sma is discussed, finally, the applicable method and principal of sma mixture design in jiangsu province was recommended

    本文以廣東省交通廳年度科研項目《 sma推廣應用研究》為依託，採用理論與實踐相結合的方法，首先從理論上分析了sma混合料的力學及結構特點，對現行的sma配合比設計以及試驗中最大理論密度的計算、初始瀝青用量預估和車轍指標等問題進行了較為詳盡的闡述與分析，並提出了相應的改進建議；然後再通過對瀝青與改性瀝青試驗、 sma混合料室內試驗等，對pe改性瀝青以及sma混合料的各項路用性能的試驗結果進行了較為細致的分析，最後提出了適合於廣東地區sma設計的方法原則。
  4. Time, the paper studies rheology of rockfillwith yin zongze model, of two yield surface and rheological relation of negative exponential, and some formulas are obtained it is difficult to determine the rheological parameters, of rock fills through laboratory test for the limited specimen, dimension, short duration and particle, constituents

    本文採用殷宗澤雙屈服面模型與堆石流變的負指數變化關系式，研究堆石的應力與流變關系，並推導了相應公式。在流變參數確定方面，由於室內試驗的試樣尺寸、時間比尺和顆粒破碎很難模擬現場條件，根據室內試驗直接確定堆石的流變參數是困難的。
  5. To have a further study of the new type soft subgrade reinforcing system of geocell reinforced gravel mattress and gravel pile composite foundation of its mechanism of load capacity and settlement development, three comparative model tests were designed and carried out under the direction of similarity theory and similarity criterions deduced through dimension analysis method

    摘要為深入研究土工格室碎石墊層碎石樁復合地基這一新型多元復合地基加固體系的承載力和沉降變形機理，應用量綱分析法推導了土工格室碎石墊層碎石樁復合地基模型試驗的相似準則，根據相似理論設計和完成了3組具有可比性的模型試驗，獲得大量荷載沉降、樁土應力比和應力分佈數據。
  6. As to the experimental study, a test system was designed firstly, which include propellant feed system, cooling system, controlling system and measure system. secondly, a test engine was designed according to the experimental requirement. on this basis, experiments under different working conditions were done, and the results of them were analyzed, which showed the combustion efficiency and stability

    實驗方面，首先設計了針對三組元發動機推力室工作過程進行試驗的試驗系統，包括推進劑供應系統與冷卻水供應系統、控制系統以及壓力、溫度、流量的測量採集系統；其次，設計出符合試驗要求的縮尺發動機；最後針對所設計的試驗系統和發動機，進行了不同工況的試驗，對所得數據進行了分析處理，得到了不同工況下燃燒效率和燃燒穩定性特性。
  7. The results of static firing test shows that the thermal erosion properties, mechanical properties, tand thermal shock resistance of the c / sic composites can meet a demand for thermal - structure application in the area of aerospace such as liquid rocket thruster

    試驗發動機地面熱試車結果表明，該c / sic復合材料的力學性能、燒蝕性能和熱震性能優良，可滿足宇航工程中諸如液體火箭發動機推力室等對熱結構材料的使用性能要求。
  8. It compares and analyses the equipment test voltage emendated to standard atmosphere conditions with the equipment nominal withstanding voltage. and then it concluded that : the emendation value educed by " humidity ratio " integrated emendation method is basically equal or close to the equipment nominal withstanding voltage ; but the values by two traditional emendation methods are mostly higher. it also proves that, " humidity ratio " integrated emendation method is more perfect than any other methods, and it can reflect the influence degree of atmospheric parameters on electrical equipment outer insulation discharge voltage actually

    文中選擇「比濕」綜合校正法和兩種傳統校正法，分別對西高所為羊八井、拉薩、羊湖110kv變電所設備所做的人工氣候室模擬試驗數據及雲南中試所做的zs - 110工頻放電電壓試驗數據進行校正計算，將試驗電壓的校正值與試驗設備的標稱耐受電壓水平進行比較分析；認為： 「比濕」綜合校正法的校正值與設備耐受電壓水平基本相等或接近，而兩傳統校正法的校正值大多高於設備耐受電壓水平；進一步證明， 「比濕」綜合校正法是目前諸多校正法中較為完善的，能真實地反映大氣參數對電氣設備外絕緣放電電壓的影響程度的校正法，在高海拔電力工程設計中應推廣應用。
  9. This thesis has made the contrast test of shrink and creep for plain concrete and concrete filled steel tubes on the basis of long term in - door test, obtains the principles of shrink - creep of concrete filled steel tube, simulates the test data, analyses and contrasts the coefficient of shrink and creep, thus offers reference for the calculation mode of creep, furthermore by introducing reasonable assuming at the same time, develops the calculation formula of equivalent elastic modulus at the same time, develops the calculation formula of equivalent elastic modulus, adopts common structure analyses procedure ansys to calculate the redistribution of section stress in the steel tube and concrete during operation

    本文在長期的室內試驗的基礎上對素混凝土和鋼管混凝土做了收縮和徐變的對比試驗，得出鋼管混凝土的收縮徐變規律，對試驗數據進行了擬合，對鋼管混凝土的收縮和徐變系數進行了分析和比較，從而為鋼管混凝土的徐變計算模式提供參考，同時通過引入合理的假定，並結合由「齡期調整有效模量法」導出的混凝土徐變本構關系，推導出了鋼管核心混凝土考慮徐變影響后的等效彈性模量計算公式，並以此為基礎採用通用結構分析程序ansys對成橋后鋼管和混凝土應力重分佈進行了計算。
  10. Experimental projects will be conducted in ocean engineering laboratories illustrating concepts taught in class, including ship resistance and model testing, lift and drag forces on submerged bodies, and vehicle propulsion

    在海洋工程實驗室中的實驗計畫將輔以解釋課堂間所教授的概念，包括船阻及模組測試、沈體之升力及拖曳力及載具推進力。
  11. Taking the greenhouse as application object, based on the analysis of the test data by the theory of rough sets, and using the theory of structure mechanics, the dissertation presents a new method of optimizing designing of greenhouses " structures based on the rough sets theory

    本文以日光溫室為試驗研究對象，基於rough集理論對試驗數據的完備化推理分析，應用結構力學等知識，根據溫室載荷設計標準，分析研究了基於rough集的日光溫室結構優化設計的方法，提出了一種基於試驗數據本身信息的日光溫室結構優化設計的新方法。
  12. Abstract : based on analyzing the mechanism of fraction for anti - extraction soil by using the results of in - side model test about wind - borned sand deposit foundation, three stressing process of the ultimate bearing capacity in soil is given, and the basic formual for anti - extraction capacily calculation is established. compared with other methods at present, the accuracy of the calculation result is several times over that of others. because the scope of application isn ' t limited by width - to - depth ratio, it is very convenient for widely application

    文摘:利用風積砂地基抗拔室內模型試驗資料，通過對抗拔土體破壞機理的全面分析，提出了土體形成極限承載力的三個受力過程，建立了擴展基礎抗拔承載力計算的基本公式，與目前其它計算方法比較，成果精度提高很多倍，而且適用范圍不受深寬比限制，便於推廣應用。
  13. Abstract : this paper describes a new kind of mode field diameter measuring system of single - mode fiber. it adopts reference measuring method introduced by national standard, the far field, scan method. it has high accuracy of measurement, high speed and strong anti - jamming ability and it is easy to be operated. it can not only be used in laboratory but also in plant environment. and it can substitute the same kind of import products

    文摘:介紹了一種新型的單模光纖模場直徑測試系統，它採用國際推薦的基準測試方法? ?遠場掃描法，具有測量精度高、速度快、抗干擾能力強和操作簡單的特點，既可用於實驗室中，也適合在工廠環境下使用，能夠替代同類進口產品。
  14. Criterion method of settlement calculating is also introduced in this paper. after comparing the calculating value of criterion method with the data which measured in - site, this paper points out : ( 1 ) settlement brought by side deformation should be taken into account among the super soft silt groundsill in pearl river delta area ; ( 2 ) stress history has a great deal influence to the settlement, but the pre - consolidation pressure pc for the judgement of consolidation state of soil has no credibiliy which is gotten in laboratory

    此外，本文還簡述了規范推薦的沉降計算方法，並運用已有的工程實測數據與規范方法計算值進行了比較，指出對于珠三角地區的超軟弱地基。應考慮側向位移引起的沉降；應力歷史對沉降的影響較大，而判斷土體固結狀態指標的前期固結壓力p _ c ，在試驗室得出的數據並不可靠。
  15. Using the model parameter from the dynamical experiment, the integrated parameters can be disassembled, thus the structure ' s frequency and the influencing coefficient of their oscillation mode are solved. it ' s tested from the model experiments and fem that the model given by the article has the virtue of explicit concept and convenient method and high accuracy, and it can give reference to evaluate the load capacity of bridge. in the end, in order to assess the existing bridge ' s seismic resistance performance, force reduction factor with ductility is recommended to reflect the seismic force of the structure during the elastic and plastic periods

    另一方面，由動力相似理論建立了室內模型，並進行室內動力試驗，藉助量測到的模態參數分解出綜合參數，可以反推結構頻率及振型參與系數。試驗結果、有限元計算值表明，本文建立的模型概念明確、計算方法簡便、精度較高，可以為動測法評定橋梁結構承載力提供參考。最後，從延性的角度給出強度折減系數來考慮結構進入彈塑性階段的地震力，從而對橋梁的抗震性能做出評價。
  16. I. e., the effect of linear and nonlinear analysis, the gradient of pile, the length of pile stick - up, and the horizontal force on the stability of pile stick - up were studied in details. 2. based on the difference of deformation and failure mechanism for pile side soil and pile toe soil, soil mechanics theory, and results of laboratory experiments and field tests, hyperbolic model and ideal elastic - plastic model were proposed to describe the behavior of the soil adjacent to the pile shaft and the soil at the pile toe, respectively

    2 .根據土的非線性和非彈性特性以及室內與現場試驗結果，而且基於樁側土體與樁端土體在豎向荷載作用情況下的變形和破壞機理不同，提出應採用不同土體模型分別模擬樁側、樁端土體在打樁過程中所發揮的靜阻力，即：建立了樁側土體雙曲線模型，並推導了樁端土體理想彈塑性模型。
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