空場測驗 的英文怎麼說

中文拼音 [kōngchǎngyàn]
空場測驗 英文
open-field test
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : 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] (...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • 空場 : empty auditorium
  • 測驗 : test; trial run; examination; testing
  1. In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test

    然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討,提出了考慮地基變形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的間問題得到了圓形基礎(間問題)的承載力界限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現地基工程振動試及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動法進行了研究,為各類地基(包括巖基) ,匯總了動力分析和檢川的參數:針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試四方面進行了深入討論;本文作者根據多年現載荷試的工程實踐,對深井荷試裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具有實用、簡便、穩定及安個等優點。
  2. ( 2 ) the liman problem is normally adopted to check the liability of numerical method. the calculation error was within 9 % by comparison with the theoretic solutions of liman problem in the following case, the dimensionless calculation length was 2 with high pressure zone 0. 8, and the dimensionless state parameters were p1 = 2, p2 = 1, p1 = p2 = 1, u1 = u2 = 0. experiment results in literature [ 8 ] were used to check the adaptability of the numerical model developed here for unconfined gas cloud explosions and the calculation error was within 13 %

    ( 2 )數值方法的可靠性通常用黎曼問題的解析解檢,本文以無量綱計算區長度為2 ,高壓區長度為0 . 8 ,狀態參數為p _ 1 = 2 , p _ 2 = 1 , _ 1 = _ 2 = 1 , u _ 1 = u _ 2 = 0條件下的黎曼問題解析解對所編制的爆炸計算程序進行了考核,結果表明該程序的計算誤差在9以內;為考核本文計算模型預開敞間氣雲爆炸的適用性,以文獻[ 8 ]的實數據進行了校核,計算誤差在13以內。
  3. Based on laboratory and in - situ tests, the influence of initial void on the rutting - resistance, moisture damage - resistance, strength and permeability of asphalt mixt is studied, and the appropriate ranges of air void of asphalt mixtures are analyzed and suggested

    摘要在室內試和現試的基礎上,分析初始隙率大小對瀝青混合料抗車轍能力、水穩定性、強度和滲透性能的影響,探討瀝青混合料隙率的界限值。
  4. Metropolitan circle is the result of industrialization and urbanization, which is the embodiment of centralization and radialization when the metropolis is developing to a certainty, in order to advance the space and economy to conform, to form a corporate area, fabricating the new type of metropolitan circle in which the metropolis is the core is new topic for discussion of innovative space structure of the big ciry this paper combine the theory expatiation and demonstration analysis with comprehensive and new statistics data, and theory model, and discusses the all - around regional development in chengdu area from a new angle, ie : using space structure model of metropolitan circle to develop the overall enhancement of strength in chengdu first, the thesis defmitudes the concept, connotation, and character of metropolitan circle, after that, it discusses the formative mechanism of metropolitan circle from the factors such as market, institution and ect moreover, from the practice of metropolitan circle ' s development in ho me and abroad, it summarizes the significance of the metropolitan circle form for the economic and social development, as well as the experience for reference and the problems we should pay attention to = based on these theories and practice, it brings forward the necessity and strategic significance of building metropolitan circle in chengdu, and analysis its possibilities, it also makes a research on the model of this circle, it innovatively brings forth that the double - polar circle structure of central city - sub central city - satellite town should be builded, through the establishment of index system, the sphere of metropolis circle in chengdu can be set which means the central city, sub center city and satellite town are sett it also analysis how to determine the gravity between center city and circumjacent area, and discusses the function orientation of center city and satellite town at last, it briefly analyses the transportation designing of suburb and city which are imperative for constructing the metropolitan circle in chengdu

    本文將理論闡述和經實證分析與較全面的最新統計資料,以及理論分析模型分析結合起來,從新的角度深入探討成都的區域整體發展,即以都市圈的間結構模式促進成都整體實力的全面提高。本論文首先明確了都市圈的概念、內涵及特徵,從市、等因素探討了都市圈的形成機理,並從國內外都市圈的發展實踐中,總結出都市圈這種間形式所引起的經濟和社會發展的意義所在,以及我們值得借鑒的經和需要注意的問題。在此理論和實踐基礎上,提出構建成都都市圈的必要性及戰略意義,分析其可能性;並且對如何構建成都都市圈模式進行了探討,主要是創新性提出構建中心城市-副中心城市-衛星城鎮的雙極圈域結構,並通過指標體系的建立以確定成都都市圈的范圍,即中心城市、副中心城市和衛星城鎮的確定,以及定中心城市與周邊地區的引力大小,以及對中心城市和衛星城鎮的功能定位進行了探討。
  5. If we can find a way to artificially enhance the adsorption of activated carbon, its benefits on economy and environment will be considerable. it is the aim of this work to investigate electrosorption of chloroform in water on granular activated carbon. the potentials on working electrode are controlled by potentiostat and the concentration of chloroform is measured by headspace gas chromatography

    用恆電位儀作控制電源,調節工作電極電位(相對于參比電極電位)來控制加在活性炭上的電,用頂進樣法定水中氯仿的剩餘濃度,參照方法與依據都是國家標準方法或國外先進方法。
  6. Based on the terszige and biot theory, initially analyze the economical of this experiment, directly save investment 22 % after compute. after that, computing the settlement of highway foundation, comparing the computing and survey value, the predict formula of vacuum - heaped load combining precompression for designing, this formula show that the distortion law of consolidation progress. at the same time, based on the position and room experiment, analyzes the intension transformation in soft soil and criteria of stabilization control

    在太沙基和比奧固結理論的基礎上,先分析了此次試的經濟性,經核算直接節約投資22 ,經濟效益十分明顯;隨后對真堆載聯合預壓法加固軟土路基的沉降量進行了估算,並與實值作對比分析,得出了真堆載聯合預壓下的沉降量估算公式,能反映「真」加固過程的變化規律;同時根據現和室內試,分析了軟土強度的變化,以及給出並證了工后沉降控制標準。
  7. Meanwhile the results also showed that the main cause of which the game reanalysis data being better than the ncep reanalysis data is the game reanalysis data including the sonde data of the game but not the different assimilation modes of the two reanalysis data

    通過對game外期和非試期的game與ncep兩組再分析資料進行對比分析,我們得到, game再分析資料優于ncep再分析資料的主要原因是game的資料同化系統中加入了包括hubex等氣象科學試的探加密觀資料。
  8. Standard test method for separating an ionizing radiation - induced mosfet threshold voltage shift into components due to oxide trapped holes and interface states using the subthreshold current - voltage characteristics

    利用亞閾值安伏特性定由於氧化穴和界面態產生的電離輻射感應金屬氧化物半導體效應晶體管閾電壓偏移分量的標準試方法
  9. It was based on the principle of laser confocal microscope. and the two - dimensional scanning configuration was adopted by the optical scanner and the telecentric linear imaging objective lens of large numerical aperture to realize x - direction ' s scanning, and the conventional mechanical method using linear driver and linear guide track to y - direction ' s. the experiment results indicate that the device can run smoothly and rapidly, be operated easily and detect fluorescence effectively

    儀器基於激光共焦顯微鏡的理論,採用振鏡和遠心線性成像物鏡實現x向掃描;精密導軌和步進電機實現y向掃描的檢儀,經證,掃描儀具有快速、操作簡單、檢晶元能力良好等特徵,有望彌補市缺。
  10. Based on the basic research, the hidden cavity was detected in changba lead - zinc mine with ground penetrate radar and rayleigh wave detector, and the detected result would provide technical support for safety mining

    分析了各自相應的適用條件,並綜合應用探地雷達法和瑞雷波法在廠壩鉛鋅礦進行了地下群采區的現,基本查明了試區的分佈情況,為后續的安全回採提供了技術支撐。
  11. Based on an analysis of the major factors affecting the quality of data obtained in aeroelectromagnetic survey, this paper has put forward zero horizontal drift correction methods such as field value standardization and phase check and correction, studied and developed a suite of techniques suited to data - processing and graphical representation for aeroelectromagnetic method

    摘要在分析探討影響航電磁量數據質理主要因素的基礎上,提出了值標定,相位校改正等零水平漂移改正方法,研究開發了一套適合航電磁法數據處理與圖示的方法技術。
  12. For the foundation treatment of the experimental segment of the south shore expressway of the hangzhou bay cross sea bridge, the in situ monitoring has been conducted for more than two years by use of vacuum - surcharge preloading

    摘要結合杭州灣跨海大橋南岸接線高速公路試段工程,對真堆載聯合預壓技術處理的試斷面進行了長達兩年多的現試。
  13. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁一維解,研究了單層繞組磁,奇數極半填槽雙層繞組在採用整距和短距時磁的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機載氣隙磁進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉時的最大電磁力並做實進行了證,由實得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  14. Air quality. determination of the pm10 fraction of suspended particulate matter. reference method and field test procedure to demonstrate reference equivalence of measurement methods

    氣質量.懸浮顆粒物的pm10分數的定.量方法參考等效值的參考方法和現過程
  15. Through experiments analysis, it is found that the integrated lts is the most versatile laser tracker available for dimensioning, tool building, alignment, and reverse engineering applications with the characteristic of high tracking precision and excellent dynamic capability. this paper also provided an effective new method and technique in the application of large workpieces and industry field measurement and orientation by using dual - frequency laser interferometer

    結果表西安理工大學碩士學位論文明這套跟蹤量系統能夠適用於高精度、響應速度快和動態性能要求高的工業現安裝與量,具有廣泛的應用前景,同時也為雙頻激光干涉儀在大工件和現量、定位的應用提供了一種有效的方法與技術,並為三維間的跟蹤量方法的研究奠定基礎。
  16. Test method for field measurement of air leakage through installed exterior windows and doors

    穿過安裝的外窗和門的氣泄漏現量的試方法
  17. Firstly, let me introduce the features of this cell. adapted such method to give birth to energy as zinc granules reation with o2 of air, this cell possesses the virture that there is a good relationship between discharging energy and charging energy, which is testified by the test of meters from company and actual experiments. meanwhile, repeat number of charging can be ignored for cell because it get energy again by substituting substance in fuel cell. so, we can get the conclusion that this cell belongs to such type as whose energy rebirthes without history factor which always influnences other types of cells. from the above analysises, it will be easy to get some solution to detect energy of zinc / air fuel cell in related precision

    該公司生產的鋅電池與傳統的充電電池有著完全不同的特點。首先,它採用鋅粉在反應液中與氣的氧氣反應產生電量,經過試(包括出廠參數試、現試和實試) ,電池的放出電量與充入電量有著對使用非常有利的某種關系特點;其次,它採用更換反應液的方式來重新得到電量,這樣就使得充電的重復率可不作為電池放電的因素。該鋅電池屬于電量可重復植入,但沒有產生影響電池放電的傳統參數?歷史充放電效果因素。
  18. In this dissertation, the theory and characters of mimo and stc are both studied. then, the outfield testing work is carried out based on the mimo testing equipments

    本文研究了mimo技術的原理和特點,分析了時碼的編譯碼原理,並完成了基於mimo試平臺的外試。
  19. In the same time, this paper applied the plane strain fem based on biot theory to analyzed calculated result and observation information hi scene. finally, this paper put forward a settlement forecast model based on the modified gaomujunjie method, using by inversion analysis theory to compare and analyze the settlement process of vhlcp. result indicated that the model inosculated with the fact data and the consolidation degree have finished 86 %, back - work settlement was 87mm

    最後,根據實沉降資料,採用一維反演分析法,推導最終沉降量計算公式,結合改進后的高木俊介固結度計算方法,建立真堆載聯合預壓的沉降預模型,並根據計算結果,對比實際沉降過程,對比表明:所建沉降預模型與實數據吻合,由此所得現的地基平均固結度達86 ,剩餘沉降為87mm ,滿足高速公路質量要求。
  20. In large rotating machinery using filmatic bearing ( turbogenerator, air compressor, etc. ) there is a potential trouble from impefect installation or running conditions, a metals " contact between rotors and shells. the trouble is usully called rubbing. the advantage of ae technologe in the rubbing diagnosis and early detection is showed. instead of classical ae characteristic parameters ( counts, amplitude, energy, duration and the other ones ) a new feature extraction by frequency analysis of ae envelop signals is discussed. both research of ae process and field experements indicate that periodic components in the envelop spectrum related to rotational speed increase evidently at the beginning of rubbing production, hence are highly sensitive to the rubbing fault diagnosis. according to the new design an acoustic emission equipment for the rubbing diagnosis named buaa ae testing system is developed and described

    汽輪發電機、氣壓縮機等採用油膜支撐的大型轉動機械,由於安裝或運行中的原因,在轉子旋轉過程中,可能和器壁發生輕微的摩擦和碰擊,簡稱碰摩.聲發射技術在碰摩發生特別是故障早期診斷上有優越性.本系統的特點是沒有沿用傳統的計數、幅度、能量和持續時間等聲發射特性參數,而是在聲發射包絡信號的頻率分析中進行特徵提取.聲發射發生的過程分析和現都表明這種方法對碰摩檢很敏感,在碰摩發生的起始階段,包絡譜中與轉速同步的周期性分量顯著增加.根據這種新的設計思想自行研製了buaa碰摩聲發射檢儀並對此作了介紹
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