水下試驗場 的英文怎麼說

中文拼音 [shuǐxiàshìyànchǎng]
水下試驗場 英文
underwater test range
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : 下動詞1. (用在動詞后,表示由高處到低處) 2. (用在動詞后, 表示有空間, 能容納) 3. (用在動詞后, 表示動作的完成或結果)
  • : 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
  • : 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] (...
  • 試驗場 : experiment site
  • 試驗 : trial; experiment; test
  1. Standard practice for field procedure for constant drawdown tests in flowing wells for determining hydraulic properties of aquifer systems

    用於測定含層系統硬性的流動井中恆定程序的標準實施規程
  2. By the large quantity of indoor and field soil mechanics test, this paper investigated physics and mechanics property of xigeda stratum and xigeda compounding filling, profoundly and systematically studied on shearing strength, cbr ( including indoor cbr and field cbr ) and intensity feature of xigeda compounding filling. the new achievement and cognition as follows : ( 1 ) cbr value is decided by moisture content and mudstone content of xigeda compounding filling. the filling material can satisfy minimum intensity standard of express highway when mudstone content is less than some fixed value, ( 2 ) this paper established field cbr standard value which can synthetically evaluate the filling material nature and field compaction degree. ( 3 ) the optimal compacting mean of xigeda compounding filling is hard oscillation first and weak oscillation later, not traditional way which is weak oscillation first and hard oscillation later. ( 4 ) this paper put forward the conception of optimum moisture content in construction different from optimum moisture content of indoor impaction

    本文以昔格達填料強度特徵為研究對象,通過大量的室內及現,從昔格達地層巖組的物理力學性質、昔格達填料的物理性質入手,對昔格達填料的抗剪強度、室內承載比及現承載比特徵進行了較系統地研究,獲得了如認識及進展:昔格達混合填料承載比值受填料含量及其中泥巖含量的影響,當泥巖含量小於一定值時,昔格達混合填料具有較高的承載比值,能夠滿足高速公路對填料的最低強度要求;建立了綜合評判昔格達填料性能及現壓實效果的現承載比( cbr )標準;對于昔格達填料而言,最佳的碾壓方式為先強振后弱振而不是傳統的先弱振后強振;提出了與室內擊實最優含量相區別的施工最佳含量的概念。
  3. The effect of reynolds number on rudder hydrodynamic performance is also analyzed. up to the stall angle the computed lift and drag agree well with measurements and other author ' s calculations, whereas stall angle, lift and drag beyond the stall angle are slightly under - predicted. the solver is used to investigate laminar and turbulent separated flows around a 6 : 1 prolate spheroid at high incidence angles and their effects on hydrodynamic forces

    應用所開發的求解器,以naca0015翼型舵為算例計算了船舵在不同雷諾武漢理三;大學博士學位論文數大舵角范圍內的三維粘性流動力,成功地預報了舵的失速角和最大升力,並初步探討了雷諾數對舵動力的影響;計算結果與現有和計算數據比較,吻合程度相當好,初步檢證了該求解器精確模擬粘性流動和計算動力的能力。
  4. 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.

    本文研究的工作就述幾個方面展開:用石灰改良膨脹土的機理;通過室內確定摻灰的技術指標;在室內進行膨脹土摻灰的最大有效粒徑的模擬,即鈣離子,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機具,對灰?土進行「粉?塊」攪拌摻和及路基的填築施工等。
  5. The authors studied the characteristics of the soil catalase activity of winter wheat fields used different techniques of soil water utilization in hengshui experimental station

    摘要本文以河北衡土壤利用為例,討論不同處理土壤過氧化氫酶活性的時空變化規律。
  6. The technique of cement power - sprayed piles is one of improving soft - soil roadbed technology presently. combining with the construction and field tests of nanjing - qidong railway, some research of using cement power - sprayed piles to improve soft - soil roadbed was conducted and the research includes several aspects below : 1. the authour first introduces the formation. distribution, physical mechancial behaviour and engineering characteristic of soft soil, and clarifies the necessity of improving soft - soil roadbed

    本文結合寧啟鐵路工程的泥粉體噴攪樁(簡稱粉噴樁)復合地基的現施工及,對粉噴樁加固軟土路基作了研究,具體研究內容包括以幾方面: 1作者首先介紹了軟土的成因和分佈,軟土的物理力學以及工程性質,闡明了軟土加固處理的必要性及目前軟土路基加固處理的方法。
  7. Obtain these chief research achievements. ( 1 ) the method of hydraulic fracturing, kaiser effect experiment and the finite element numerical simulation computation results, the direction of maximum horizontal principal stress intersect the small - angle of tunnel axial line, it is favorable to the stability of tunnel peripheral rock ; according to the test rust of field stress - relief method, at the present time, zhe gu mount tunnel have n ' t access to high crustal stress site, maximum principal stress magnitude is 17mpa ~ 20mpa

    主要獲得以研究成果: ( 1 )綜合壓致裂法、室內巖石kaiser效應和有限元數值模擬計算研究成果,最大平主應力方向與隧道洞軸線小角度相交,對隧道圍巖穩定性有利;根據現應力解除法測結果,目前鷓鴣山隧道尚未進入高地應力段,最大主應力量級為17mpa 20mpa 。
  8. The problem about neutral - point - grounding mode is an all - around technical problem which associated with not only power system reliability , insulation coordination , electromagnetic interference , but assault safety 。 in china , the neutral grounding modes of the 10kv net involved of none grounding, grounding by arc suppressing coils, resistance grounding or reactance grounding in the past 。 with the development of civic power network , low resistance grounding mode was used to restrain the over voltage, particularly in guangzhou, shanghai , beijing , and zhuhai etc. it was reported that the over - voltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way 。 at substations in guangzhou and shanghai it was found that the low resistance grounding mode is successful 。 but in some areas , such as zhuhai , substations grounding with low resistance revealed some problems , including power supply reliability rapidly dropping , transmitting line often tripping ; and person safety being threatened 。 so interiorly the grounding mode selection of the 10kv network was disputed, which mainly focused on the fault form of 10kv net grounding, the apply area of suppressing arcing coil grounding mode, power supply reliability level of the two modes, person safety, communication interfere and the workload of maintenance

    爭議點主要是在10kv電網接地故障的形式、消弧線圈接地的應用范圍、兩種運行方式供電可靠性的高低、人身安全、通訊干擾和運行維護工作量等諸多方面。 11 17本論文就是針對以電纜為主的城區10kv電網中性點接地方式的選擇問題進行研究。論文首先對10kv電網的中性點運行各種方式進行分析,比較各方式的特點,然後以重慶儲奇門變電站10kv電網的實際參數來建立數值計算模型,在考慮了電網接地電容電流變化、中性點電阻取值大小、接地點接地電阻值變化等多種影響因素的情況,對中性點經消弧線圈接地和經小電阻接地方式電網的過電壓平和接地點短路電流大小進行了數值計算,其計算結果與電科院所作現進行了比較。
  9. Abstract : a dispersion test is carried out in field in order to get the dispersion parameters of the shallow aquifer. fem model is used to simulate the dispersion process in the test area

    文摘:通過現彌散測定淺層含層的動力彌散參數,用有限分析法模型模擬彌散,為建立濱州市淺層地溶質運移模型提供依據。
  10. In chapter 3, the subgrid eddy - viscosity model for large eddy simulation is applied to calculate the three dimensions unsteady periodic turbulent flow in yantan francis turbine. the pulsating characteristics of some main physical parameters in flow field are found. the calculated axial water thrust of hydraulic turbine agrees with the model - test value

    第三章採用大渦模擬亞格子渦粘模型,對巖灘混流式輪機的流進行三維非定常湍流分析,得到了流中各物理量的脈動特性,計算出ms的軸向推力與模型值大小相當;同時論證了對于機架承重的混流式輪發電機組可採用其推力軸承負荷作為電站廠房振動的最大垂直激振荷載。
  11. 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,地對豎向位移及涵洞頂部土壓力的影響情況; 3通過離心機的模擬證了數值計算對高路堤的計算結果的可靠性; 4在數值模擬和室內離心機模型的基礎上,提出了高填方涵洞頂部土壓力簡化計算方法。
  12. Based on in - situ investigation, indoors soil tests, data process and calculation analysis for chunhua reservoir, this article acquires the distributing regulation and physical & mechanical properties for each layer soil below the dam base, and further determines typical model cross sections for static & dynamic stress deformation analysis

    本文根據對純化庫進行的現勘察、室內土工、室內資料處理、計算、分析獲得了壩基以各土層的分佈規律及物理、力學性質指標,進而確定靜、動應力變形分析的典型斷面。
  13. Based on the foundation " liquefaction test study on the rapid railroad bed " supported by the railway department, some works on the liquefaction of silty soils have been carried out. in this dissertation, after making a short review of the works on seismically induced soil liquefaction, some research results are presented, which include the following contents. ( 1 ) depending on the dynamic triaxial test, the liquefaction strength of the silty soils is studied and two new models are proposed to evaluate the pore water pressure and the strain of the saturated silty soils during earthquake

    結合鐵道部發展基金項目: 「高速鐵道液化土地基研究」 ,本論文概括總結了地震液化的研究現狀,就滬蓉高速鐵路徐州段可液化地粉土地基的液化特性問題開展了一些研究工作,內容如: ( 1 )提出了基於實用目的的粉土的孔隙壓力增長模式和永久應變勢計算模型,並把此兩模型應用於地的地震反應分析和地震液化性能的評價中;依靠循環振動三軸技術,對粉土地基的地震液化強度進行了研究;證了密實度是粉土液化的重要影響因素。
  14. Engineering properties of this new type of fill material are discussed on the basis of laboratory modeling, field measurement and results of testing, thus laying a solid foundation for application of cement solidified soil in the core structure of cofferdams

    根據室內成型、現監測與檢測結果探討了泥固化土新材料的工程特性等,為泥固化土新材料在圍埝堤心結構中應用打了堅實的基礎。
  15. By integrating with the engineering practice of curtain grouting on the right abutment of houhe reservoir and on the basis of field tests, researches were conducted on the establishment of grouting parameters and gins, mix proportion of stable mortar as well as finishing standard of different gins under certain geological condition. and after checking the grouting effects, comparison was made between gin grouting and the traditional grouting technique

    本課題結合后河庫右壩肩帷幕灌漿的工程實踐,通過現研究,就gin法灌漿在特定地質條件灌漿參數及gin值的確定,穩定漿液的配方,不同gin值的灌漿結束標準等進行了研究,並在對其灌漿效果加以檢查的基礎上,與傳統灌漿工藝進行了對比分析。
  16. The in - situ testing includes surface deformations, sub - surface movements, earth pressures, pore water pressures, underground water levels, spt, stresses of pipes and pipe - soil contact stresses. in addition, the total jacking forces, deviations in line and level of the pipe line and earth pressures in the earth pressure balance machines ( epbm ) are also recorded. the results of field - testing are analyzed, and the variety of testing datum include earth pressures, pore water pressures and underground water levels during the course of the shield through it are studied

    內容包括地面變形、深層土體變形、土壓力變化、孔隙壓力變化、地位變化、土體標準貫入、管道內力變化、管土接觸應力變化以及頂管施工現記錄(包括頂力、土壓力、平面偏差、高程偏差等) 。
  17. The automation of coal flotation has been wandering for many years in china. the production efficiency is relatively low because of the feed forward control which adds the flotation reagent based on the fine coal in feed slurry, ignoring the quantity and quality of the products. aiming at this problem, method of measuring the flotation technical parameters was studied, the slurry level meter and the slurry ash - measuring device were worked out, and the computer control system of the coal flotation was designed. the feedback control was realized by using the fuzzy logic control control technology to regulate the reagent addition and the slurry level in the flotation tank according to the concentrate ash content detectedby the coal slurry ash - measuring device developed. the industrial experiment indicates that the performance inedxes of the coal slurry ashmeasuring device have come up to the advanced levek of the world. the application of the detection and control system in huaibei coal preparation plant results in a high concentrate recovery, a decrease of the reagent consumption, ensuring a highly efficient operation

    浮選自動化在我國多年來徘徊不前,一直採用根據入浮煤漿中的干煤泥量來確定加藥量的前饋控制方法,而不直接以產品的數質量指標作為控制目標,導致浮選生產效率較低.針對上述問題,研究了浮選工藝參數的檢測方法,開發了浮選漿位儀和煤漿測灰儀,設計了浮選計算機控制系統,它根據煤漿測灰儀旁線檢測的精煤灰分,運用模糊控制技術,通過調整浮選藥劑添加量和浮選機漿位,來實現浮選過程的反饋控制.工業性表明,煤漿測灰儀的性能指標接近國外先進平.煤泥浮選測控系統在淮北選煤廠的現使用,使浮選生產在精煤灰分合格的前提,得到了較高的產率,並降低了藥劑用量,從而保證選煤廠高效率地運行
  18. The static loading test for three group of testing piles of jiading power plant secend stage project are analyzed and studied in this thesis, and the practical applying of high - accurate data collector, technique of waterproof insulation and testing technique of burying in the body of pile are introduced also. the vertical and horizontal loading features of three group of piles of different kind and constructing technique in different earth layer at the pile point are analyzed and compared and summed up with basic integro - differential equation calculating the pile earth system load transmit, transforming principle of stress - deforming and pile body rating of burying electric measuring element. changing law of stress, and changing law of pile body shifting and bending for different testing piles under vertical and horizontal load are showed so that the loading features of soil layer and pile at testing spot, reliable design data for pile type and base for scientific construction technique are provided

    本文僅就嘉定電廠二期工程中的三根樁的靜載進行了分析和研究,利用樁土體系荷載傳遞分析計算的基本微分方程及應力-應變轉換原理,結合預埋電測元件的樁身率定,對三組不同種類、不同施工工藝、不同持力層中的樁的豎直、平承載特性進行了分析、比較和歸納,通過大量、全面的實測數據,經過整理、轉換和推演,揭示了不同樁在豎直、平荷載作用的應力變化規律和樁身變位、撓曲變化規律,最終提供地土層和樁的承載特性,為該工程合理設計樁型提供了可靠的設計參數,為確定科學的施工工藝提供了有力的依據。
  19. This dissertation derives from the national ninth five - year plan project " torpedo weapon system development and mathematic simulation methods research " and china shipbuilding industry group ' s project " sub - water multi - target trajectory counterwork distributed interactive simulation system "

    本論文題目來源於總裝備部「九五」預研課題「魚雷武器系統規劃發展數學模擬方法」和中國船舶重工集團第七五零課題「多目標彈道對抗分佈交互模擬系統」 。
  20. The achievement of the dissertation has been applied in no. 750 institutes for the project " sub - water weapon counterwork simulation test system ", and it is also meaningful in other related fields

    該項研究成果已在七五零武器對抗模擬測系統中得到應用,對於武器等國防武器裝備的研製具有應用價值。
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