流體密度計 的英文怎麼說

中文拼音 [liútǐmìdùjì]
流體密度計 英文
fluid density meter
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 體 : 體構詞成分。
  • 密 : Ⅰ名詞1 （秘密） secret 2 [紡織] （密度） density 3 （姓氏） a surname Ⅱ形容詞1 （距離近; 空隙小）...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 計 : Ⅰ動詞1 （計算） count; compute; calculate; number 2 （設想; 打算） plan; plot Ⅱ名詞1 （測量或計算...
  • 流體 : [物理學] fluid; fluor流體力學 fluid mechanics; hydromechanics; 流體生物學 hydrobiology; 流體運動學 hydrokinematics
  1. The studies of plane heterogeneity are as follows : the text counts the parameters of the sandlayers " geometric shape of different sedimentous microfacies ; speculates the conditions of lateral communication by sandstone density according to the method brought forward by j. r. l. allen ; gets a group of parameters including the reservoir thickness, porosity and coefficient of permeability by using kriging method according to the data of logging results ; makes certain the direction of coefficient of permeability with variation function by modeling globosity function ; divides the sandlayers into five types by using the method of flowing cell based on three parameters, that is x h, kxh and h / h, and accounts the favorable region. on the base of above - mentioned studies, the text evaluates the heterogeneity of sandlayers and gives the resolutions to these problems to serve the development of the field

    Allen ）等人提出的統計方法，用垂向上砂體密度的界限來推測砂體側向連通情況；根據每口井的測井解釋資料，利用克里金插值法對外間進行插值，得到了一組反映儲層特徵在平面上變化的參數，包括儲層厚度分佈、孔隙度以及滲透率，並且成圖；利用變差函數法，通過球狀函數模擬，確定儲層優勢滲透率方向：根據流動單元法，以儲能系數、容積系數以及凈毛厚度比三個參數為依據，通過聚類分析方法進行流動單元劃分，並且按照參數特徵將其分為五類，統計各砂層有利流動單元區塊。
  2. The saturated densities, vapour pressures, and latent heats of vaporization for hfc working substances of refrigeration are calculated by using a set of general equations of thermophysical property of liquids

    摘要應用一套通用型流體熱物性方程對hfc類致冷工質的飽和密度、蒸汽壓和汽化潛熱進行計算。
  3. To get mass flow rate of vent gas and coarse aeetaldehyde from their volume flow rate data, density compensations are performed with regressed relationship between density and ( temperature, pressure and concentration )

    針對包含化學反應過程的生產流程，提出了基於原子衡算的數據調和演算法，並將之應用於乙醛生產過程的數據調和。調和計算中考慮了粗乙醛流量和小放空氣體流量的密度補償。
  4. Measurement of the density of milk using a hydrometer - methods

    用流體比重計測定奶的密度.第2部分:方法
  5. Calculation of eddy current loss density distribution in permanent magnet of pmsm

    永磁同步電機轉子永磁體內渦流損耗密度的計算
  6. Then these separated interferograms can be recorded by ccd camera the experiments with the multi - frame interferometer was carried out on a small gas - puff z - pinch device with 23 kv working voltage and 210 ka peak current and about 2 risetime, and good results were obtained

    該套干涉儀在小型噴氣式z箍縮裝置上進行了實驗， z裝置的工作電壓23kv 、峰值電流210ka 、電流上升時間約2 。根據干涉圖條紋的移動數，可以計算出等離子體的電子密度和運動速度。
  7. Through the analyzes of electromagnetic system of a axial symmetry by the method of electromagnetic vector potential, an eddy current field math model is build by triangle cell, this article has researched the effect of power frequency to eddy current density, penetration depth and the skin effect

    本文以電磁場矢量位有限元法為基礎對二維軸對稱場的磁場強度、渦流密度進行了計算求解，採用三角形單元和六面體單元建立了渦流場數學模型，研究了電源頻率對渦流密度、透入深度及集膚效應等場量的作用影響。
  8. Abstract : approximate methods for calculating aerodynamic heating rates on space shuttles are discussed. various methods are given for predicting the heating rate at axisymmetric stagnation points, general three dimensional stagnationpoints and the leading edge stagnation point of wings. numerous laminar and turbulent heating techniques for flat plates and cones are analyzed and compared. a brief review of some methods is presented to predict heating rate for winward centerline and lateral direction off the symmetry plane. the results show that the methods are simpler and can guarantee enought precision for predicting aerodynamic heating environment of space shuttles

    文摘:介紹了國內外預測航天飛機氣動加熱的工程計算方法.給出了軸對稱、非軸對稱和機翼前緣等各種外形駐點熱流密度的計算，分析和比較了平板、錐體的層流和湍流熱流密度計算的各種方法，概述了航天飛機迎風面中心線和離開中心線橫向熱流密度的計算.計算結果表明，本文方法用在航天飛機氣動熱環境初步設計中比較簡單並且有足夠精度
  9. The main work can be summed up as follows : firstly, we studied the thermal - field properties of vcsels, and analyzed the influences of current spreading, material parameters and operating conditions on the temperature distributions. secondly, we began with the electrode voltage and calculated the equipotential s distributions, compared the distributions of voltages and current densities in different depths of vcsels, and then studied the influences of the oxide - confining region with different position or thickness, and the different sizes of the gain - guided aperture and emitting window on the distributions of the injected current density, carrier concentration and temperature in the active region. thirdly, we realized the coupling of electricity, optical and thermal - fields, worked out the threshold voltage, calculated the distributions of the injected current density, carrier concentration and temperature under different offset voltages, and analyzed the impacts of temperature profile and carrier density on the refractive index, fermi levels and optical - field

    具體工作可以概括如下：首先，研究了vcsel的熱場特性，分析了電流擴展，材料參數和工作條件對于溫度分佈的影響；其次，從電極電壓入手，計算出激光器中的等勢線分佈，並對不同深度處的電壓和電流分佈進行比較，研究了高阻區的不同位置和不同厚度、限制層和出射窗口半徑的大小對電流密度、載流子濃度和溫度分佈的影響；再次，實現了電、光、熱耦合，求出了閾值電壓，計算了不同偏置電壓下的電流密度分佈、載流子濃度分佈和熱場分佈，分析了溫度和載流子濃度變化對折射率、費米能級和光場的影響；最後，給出了考慮n - dbr和雙氧化限制層時激光器中的等勢線分佈，分析了n - dbr和雙氧化限制層對vcsel電流密度、載流子濃度、溫度和光場分佈的影響。
  10. For difficult - to - treat feed, the operation system must be improved : the reactor internals and distributor trays modified, reactor volume increased, active catalyst chosen and dense loaded, and operated at a higher severity

    如果使用難脫硫進料，則操作系統必須改進，包括反應器內部及流體分配的設計改善、增加反應器容量或增設反應器、採用並密填活性較高之觸媒以及增加操作苛刻度。
  11. At this time, the approximate mechanical model of devices has been put forward, which frequency is 70 mhz, then we analyzed the euler ? bernoulli equation, find that the frequency is determined by the resonator ’ s density thickness and length ; the free - free - beam 、 coupled beam 、 support beam 、 transducer have been designed ; the model was simulated and modal analyzed on the coventorware and were consistent with the designed parameter. the silicon surface microfabrication process was developed and emphatically introduced several key surface microfabrication technologies, and was simulated by coventorware

    本文通過分析歐拉-貝努立方程，得出濾波器的共振頻率主要由諧振梁的密度、厚度和長度決定，考慮切變形和轉動慣量的情況下，完成微機械諧振梁、支撐梁、驅動電容的設計;在coventorware軟體上進行模擬，分析結果與理論設計比較好地吻合;對微機械濾波器的加工工藝進行設計，給出器件的完整的工藝流程，重點介紹微機械表面加工工藝，並在coventorware上進行模擬。
  12. Considering the fact that continuous process and batch process are the two important production modes in process industry, and each of them has its respective characteristic, our works are divided into two parts, those are, monitoring of continuous processes and of batch processes. the main contribution of this thesis is as follows, 1 multivariate kernel - density estimation method is used to calculate the distribution of data and assess the impact of parametric uncertainty on the monitoring performance

    由於連續生產方式和間歇生產方式是流程工業中兩種重要的生產方式，它們具有各自不同的特點，因此，本文的工作分兩大部分，即連續工業過程的監控和間歇工業過程的監控，具體包括： （ 1 ）採用多變量核密度估計方法，研究了參數不確定條件下，過程數據的分佈及其對系統監控性能的影響。
  13. Thermal dissipation of electronic equipments is rising more and more quickly, but their volume is smaller and smaller. the heat flux of component is increasing geminately. the fluid cooling system plays an important role in industry production, aeronautics and astronautics, military equipment of national defence

    隨著電子設備的發熱量越來越大，而器件本身的體積越來越小，器件的熱流密度成倍增加，液體冷卻系統在工業生產、航空航天、國防軍事裝備等領域的電子設備散熱設計中發揮著重要作用。
  14. Calculations of the power density of plasma waveguide in finite magnetic field

    有限磁場作用下填充環形等離子體波導中功率流密度的計算
  15. Measurement of the density of milk using a hydrometer - percentage of total solids and non - fatty solids in milk corresponding to given fat content and observed density fat content range 2 - 6 per cent with fat in the liquid state

    用流體比重計測定奶的密度.奶中總固體和非脂肪固體對應2 - 6 %脂肪含量范圍內給定脂肪含量和觀測密度
  16. And the result from above example indicates the fact that water drop types and contents both have some influence on performance. in addition, humidity should be considered when water exists

    通過文中的計算以及分析比較可以看出，噴水對軸流風扇壓氣機的性能有一定的影響，影響的具體程度與水的類型以及含量密切相關。
  17. Measurement of the density of milk using a hydrometer - specification for hydrometers for use in milk

    用流體比重計測定奶的密度.第1部分:奶用流體比重計規范
  18. Since the company began to resrerch and make radiators in 80 ' s last century, domestically advanced production lines have been adopted in the production. we sim at 100 % conformity of heat impedance performance curve with the testing standards stipulated in st2564 - 85 standard book of " profiled material raditors " which is promulgated by ministry of electronic industry of people republec of china. the radiators are matching heat - radiating components for power semiconductors, generally can be applied to fields of large and small power appliances, hi heat current density utensils, whole - set apparatus, electuonics and electrical devices, etc

    本公司自八十年代初研製生產散熱器系列產品以來，採用國內最先進的生產流水線，工藝精湛，其熱阻特性曲線均按中華人民共和國電子工業部標準st2564 - 85 《型材散熱器》規定的檢測方法，百分之百達到設計要求，是功率半導體器件的配套散熱元件，運用於多種大、小功率電器熱流高密度、整機設備、電子，電器等領域。
  19. In this paper, hydromechanical theories, three - dimensional unsteady turbulent finite volume model and pheonics software are adopted to simulate the pressure field and the velocity field of the drainage pipe in allusion to the actuality of the necessary pressurization test before being used. then analyze the computational results and figure out the variational rules of pressure and velocity with different leakage location while close water test or close gas test is applied

    本文針對無壓管道交付使用前必須進行嚴密性試驗的現狀，運用流體力學基本理論和三維非穩態紊流的有限體積模型，採用pheonics計算軟體，數值模擬不同管徑下不同漏水點的滲漏情況，模擬閉水和閉氣試驗時管道內部的壓強場和速度場的變化，並分析計算結果，從中找出其變化規律。
  20. Permanent magnet blushless direct current motor ( pmbldcm ) has been paid more attention in the past two decades by researchers in the motor and control system fields because of its excellent performance, for example, small cubage, great power density and high efficiency

    永磁無刷直流電動機體積小，功率密度高，控制性能好，效率很高，在工業、車輛、家電、計算機及軍事等諸多領域得到廣泛應用，尤其在電動車應用領域倍受青睞，是當前電動車電動機研發的熱點。
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