背對背試驗 的英文怎麼說

中文拼音 [bēiduìbēishìyàn]
背對背試驗 英文
back-to-back test
  • : 背動詞1. (用脊背馱) carry on the back 2. (擔負) bear; shoulder
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : 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
  • 背對背 : back to back背對背二極體 back-to-back diode
  • 試驗 : trial; experiment; test
  1. On the background of the foresaid project, experimental study upon seismic behavior of the model of a distinct part of the prototype is performed in this thesis

    本文基於這一工程景,該工程中一個典型單元結構進行了模型抗震性能研究。
  2. Several regression models, with an independent variable of sea surface geostrophic current, were set up to simulate the real trajectories of drifters

    南海中伴隨渦旋運動的2個浮標模擬顯示,諸多模型中以海表地轉流、風海流及景流為自變量的回歸模型模擬浮標漂流軌跡效果較好。
  3. Based on the spaceflight technology innovation program of “ research on the testing method of reliability - - - - research on the fault diagnostic expert system and neural network ” and the pre - research defense projects of “ research on longevous service and high reliability of satellites ” of the national tenth - five - year plan, taking attitude control system of a satellite as object, the theories and the applications of the neural networks and expert system in the fault diagnosis are studied in this dissertation

    本文以航天技術創新基金項目「可靠性方法研究? ?故障診斷的專家系統神經網路技術研究」和國家武器裝備「十五」預研項目「衛星長壽命高可靠性技術」為景,以衛星姿態控制系統為研究象,在理論和實踐兩個方面神經網路和專家系統相結合的故障診斷技術及其在衛星中的應用進行了研究。
  4. A reasonable position of driving nozzle helps to achieve the maximum material flow that also depends on other parameters such as backpressure, properties of conveyed material and driving gas. it is observed that, an increase of convergent section angle is harmful to the pneumatic conveying system, and also influences on the mass flow rate of conveyed material, the distribution of static pressures in injector and the pressure drops of conveying pipe. in addition, within a reasonable scope of air mass rate, increasing the driving jet velocity is more advantageous than enlarging the dimension of driving nozzle

    研究發現,氣體噴嘴位置氣固噴射器的輸送能力影響最大,氣體噴嘴存在某一最佳位置,而這一最佳位置與壓、輸送物料特性和輸送風特性相關聯;氣固噴射器的收縮角其輸送能力、內部靜壓分佈和輸送管阻力特性均有適量影響,收縮角增大整個輸送系統均不利;在適當的輸送風范圍內,提高氣體噴嘴出口速度比擴大氣體噴嘴尺寸更為有利,但氣體噴嘴出口速度過高會增加氣固噴射器和輸送管內的能量損耗,給輸送帶來不利的影響;系統壓與氣固噴射器的氣體噴嘴出口速度的選取有關。
  5. This paper undertakes a research on control center and dispatching station and presents a practical software design solution against the background of the development of digital trunking experimental system

    本論文以數字集群系統的開發為景,tetra系統控制中心和調度臺進行研究,提出一種切實可行的調度臺軟體設計方案。
  6. Testing of pigments and extenders ; determination of relative scattering power of white pigments ; black - ground method

    顏料和填充料的.白色顏料的相擴散力的測定.
  7. In this paper, for the bonding between the sling screw - thread - based and composite hull based on the underwater weapon composite, the bonding structure design, process design and leakproof technology between the load - bearing metal parts and composite hull are studied. with the further investigation on tensile test of the sling screw - thread - based the common technology of bonding between load - bearing metal parts and composite hull is obtained, which establishes the experiment and theory base for the technology of underwater and deepwater weapon in china

    本文以水下兵器為景,以某型號雷體吊耳螺紋座與復合材料殼體的膠接為研究象,著重進行了金屬承力件與復合材料殼體的膠接結構設計、工藝設計、膠接防滲技術的研究,並進行吊耳螺紋座拉力研究,最終獲取了水下兵器用金屬承力件與復合材料殼體連接形式的共性技術。
  8. They are applied to different situations and verified by experiments. analysis model of small ap oblique penetrating ceramic / metal light armor is established on the basis of energy model and the assumption of ellipse absorbing the same energy in back plate, giving the predictable formula about ballistic limit velocity. with energy model the optimization design in relation to ceramic / metal light armor is analyzed and the optimal coefficient of ceramic / metal composite armor is gained

    本文的主要研究內容如下: (一)建立了小型穿甲彈垂直侵徹陶瓷/金屬輕型裝甲的動量模型和能量模型,它們分別適用不同情況,並通過證;基於能量模型和板橢圓吸能相同假設,建立了小型穿甲彈斜侵徹陶瓷/金屬輕型裝甲的分析模型,給出了彈道極限速度預測公式;利用能量模型陶瓷/金屬輕型裝甲的優化設計進行了分析,給出了陶瓷/金屬復合裝甲的最佳優化系數。
  9. All of the researches are carried out on the background of a spatial continuous beam - arch composite bridges, and the relative loading experimental results are compared with the calculated values. it indicates that the theory of elastically supported continuous beam method load lateral distribution is a kind of simple convenience and safe practical engineering calculation method. 2 ) the suspender force and correlated modality is analyzed with the use of general calculation program ansys. during testing suspender force, the influence of the rigidity of suspender must be considered

    在此基礎上,以一座實際的預應力混凝土連續梁拱組合體系橋梁為工程景,採用一般的研究方法該橋進行了荷載研究,並將有關的荷載結果與理論計算值作了比較,結果表明:所提出的彈性支承連續梁法計算值,與空間有限元分析理論值及荷載值基本吻合。
  10. By means of static and dynamic experiments, lots of research on the effect of micro - quantity heavy metal ions ( hmi ) removal by weakly basic anion exchange resins ( wbaer ) from drinking water ( dk ) with alkali metals, alkaline - earth metals and anions at high concentration, has been done

    本文採用靜態和動態兩種方法,弱堿性陰離子交換樹脂在堿金屬、堿土金屬離子以及陰離子相較高濃度的景下去除飲用水中微量重金屬離子(以hg2 +為研究處理象)的效果進行了大量研究。
  11. The method of exterior measuring shore beacon has been put forward by using evaluation precision of original azimuth of missile aiming on the background of test for the precision of missile aiming " xx " underwater to surface missile on the sea, established math model and analyzed main parameters of measurement, principle, calibration and azimuth calculating for method of exterior measuring shore beacon was discussed

    國內主要代表型號的導彈瞄準系統進行了比較詳細的綜述。文章是以「 xx 」潛地導彈海上瞄準精度景,給出了一種外測岸標的方法來評估艦載導彈武器系統方位瞄準精度的鑒定方法,適用於潛地導彈初始方位瞄準精度的鑒定。
  12. Through analyzing the in - situ data such as total settlement, layered settlement and pore water pressure, the actual deformation behavior of soft foundation are mastered. after summarizing the methods of predicting settlement of soft foundation and bring forward a method to predict the post construction settlement of the surcharge preloading soft foundation. and the engineering application of the predicting foundation settlement based on “ law of massaction ” and the traditional predicting methods are compared, the results shows that the model is useable and it deserves more validation in more projects

    本文以深圳灣軟基處理工程區為景,通過淺層沉降、分層沉降、孔隙水壓力等資料的分析,掌握了軟基變形的實際性狀;在總結軟基路堤沉降預測方法的基礎上,探討了軟基超載預壓工后沉降預測的參數反演法;並地基沉降預測的「質量作用定律」模型的工程應用與傳統的預測方法進行了比,證這種方法是可行的,得出了一些有用的結論。
  13. A program was set up using visual basic 6. 0. the results show that the visible fruits under direct sunlight or backlighting condition were identified with an accuracy of 100 %, however, intense background sunlight will cause poor fruit illumination and poor segme ntation results. it is widely known that there is thermal radiation difference between citrus and leaves

    分別在順光條件和光條件下進行了分析,結果表明該識別模型可以實現樹上可見的柑桔的識別,並適用於單個和多個果實的識別,識別率為100 ,但在順光條件下,當景(雜草)反射光較強時,則存在混淆區域。
  14. In this paper, based on the static - load tests of tension piles in soft ground lying on the province of zhejiang such as zhongshan garden, gongchen bridge canal piazza, etc, the calculations of ascending displacement, developing mechanism of the side friction and utmost bearing capacity of the tension piles are studied

    本文以中山花園、拱宸橋運河廣場等浙江軟土地區抗拔樁靜載景,抗拔樁抗拔承載力計算、上拔量計算、抗拔樁側阻發展機理進行了分析研究。
  15. Monte carlo method does stochastic stimulants experiments about the characteristics of extreme temperature in the future on the background of global warmer

    在全球氣候變暖的景下,利用蒙特卡洛隨機模擬方法未來極端溫度變化特徵進行模擬
  16. Much has been done on the study of the shear strength and deformation characters of loess. on the basis of the analysis of literatures about loess, triaxial shear tests and k - zero consolidation tests are carried out on unsaturated and undisturbed loess ( q3 ) which comes from longxi area in gansu province

    本文以開發gds三軸系統為景,在廣泛總結前人有關黃土強度、變形特徵研究成果的基礎上,針甘肅隴西原狀q _ 3黃土進行了非飽和原狀黃土三軸剪切和k _ 0固結
  17. The underwater - radio buoy for use as obtaining the ocean ' s acoustical parameters, applied for synthetic experimentations that seeing about ocean underwater acoustic environment, can obtain and memorize the data for all kind of underwater acoustic experimentations, for example, acoustic propagation, reverberation, ocean ' s noise etc. the system can not only reduce requires in quantity of using ships and scales in military strength equipment but also keep away from ships environments, reduce background noise and increase the quality of the gathered data

    海洋環境參數獲取浮標監測系統用於海洋水聲環境綜合考察中,獲取和記錄水聲傳播數據。該系統不但可以減小參艦船數量要求,降低兵力配備規模,而且可以遠離艦船環境,降低景噪聲,提高所採集數據的質量。因此,浮標的研製于保證未來海完成既定目標、順利完成項目具有重要意義。
  18. Based on the real machine test and the analysis on the prototype observation data from lijiaxia hydropower station, the structural vibration characteristics of the power house is analyzed through the comparison made between the results of the measurements on both the operation stability of the hydropower generating units and the vibration of the power house

    摘要以李家峽水電站真機景,在分析原型觀測數據的基礎上,通過機組運行穩定性測結果與廠房振動測結果的比,得出了廠房結構振動的特有規律。
  19. The thesis is aimed at presenting a procedure to establish a baseline finite element model of the qingzhou cable - stayed bridge over the ming river, fuzhou, china that was newly constructed. its main span length of 605m is the longest in the world among the completed composite - deck cable - stayed bridge. the proposed procedure includes several tasks : initial finite element modeling base on the design drawings, field loading tests and ambient vibration tests, and finite element model calibration with the test results

    本文以主跨605m的結合梁斜拉橋? ?青洲閩江大橋為景,首先根據設計圖紙建立該橋完整的初始空間有限元模型,然後根據通車前現場靜力和環境振動結果初始有限元模型進行校正,通過參數的調整使模型靜、動力計算結果與實測值吻合。
  20. The point of this test was to find out if unfolding the aluminum foils wrapping the backs of the aerogel tiles would tilt or distort the aerogel significantly

    此項的目的是查明打開包裹在凝膠塊面的鋁襯板是否會凝膠塊造成顯著的扭曲或傾斜。
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