種布參數 的英文怎麼說

中文拼音 [zhǒngshēnshǔ]
種布參數 英文
principal distribution parameter
  • : 種名詞(姓氏) a surname
  • : 參構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  1. Following the east element, the north temperate elements consist of 53 species corresponding to 29. 94 % of the total. the tropical elements ( including pantropical element, paleotropical element and india - malaysia element ) consist of 38 species sharing 21. 47 % of the total. the results show that the houhe national nature reserve is transitional climatic belt where the tropical and subtropical elements extend northwards and the north temperate elements infiltrate southwards, which accords with its geographical location

    本文按現有資料,並照吳征鎰先生對中國子植物屬的分佈區類型的劃分,將后河自然保護區蘚類植物劃分為9成分,其中東亞成分是最豐富的成分,有65,占總(扣除世界廣,下同)的36 . 72 ,北溫帶成分有53,佔29 . 94 ,僅次於東亞成分,熱帶成分(包括泛熱帶成分、古熱帶成分和熱帶亞洲)有38,占總的21 . 47 。
  2. The studies of in - layer heterogeneity are as follows : the text depicts the characteristics of heterogeneity by calculating the coefficient of variability, kmax / k and k. max / k. min of sand layers of different sedimentous microfacies ; divides interlayer into two types, and counts their numbers, thickness, frequency and density of a single sand layer according to the characteristics of lithology and logging, finally summarizes the characteristics of interlayer distributing ; sets up five in - layer heterogeneity models and points out that the primary models are model a and c. the studies of between - layer heterogeneity are as follows : the text depicts sand layers " growth and distributing conditions by calculating the lamination factor, sandstone density and overlap coefficient ; makes certain the lithology and thickness of interlayer by the method of contrasting the typical curves

    層內非均質性研究,通過計算不同沉積微相砂體滲透率的變異系、突進系以及級差來說明主要儲集微相的非均質特徵;據巖性及電性特徵,將層內夾層分為兩類,統計單砂層段內夾層的個、累積夾層厚度、夾層頻率及夾層密度,並且根據夾層頻率及密度平面分圖統計出每層的頻率相對高值區和低值區,總結夾層分佈特徵;根據物性隨深度的變化趨勢建立了五儲層層內物性非均質模式,指出研究區內以a型和c型模式為主。
  3. The subject of this thesis is to study ironless moving coil linear permanent magnet synchronous motor and the major works in this thesis are summarized as follows : 1 ) two analytical formulas are derived by concentrated current method and distributed current method to determine the magnetic field due to pm, based on the current model of pm. besides, two method ( magnetic charge method and solution by laplace equation method ) are also introduced with comparing their advantages and disadvantages. then the effects of the motor parameters on the flux distribution are discussed

    本文對空芯動圈式直線同步電動機進行了深入細致的研究,內容包括: ( 1 )採用電流模型推導出兩計算永磁磁極二維氣隙磁場的解析公式(集中電流法、分佈電流法) ,同時介紹了兩永磁電機氣隙磁場計算方法(磁荷法,直接求解拉氏方程法) ,分析各方法的優缺點,討論電機對氣隙磁密的影響; ( 2 )介紹了單層同心繞組的置方式,根據安培定律推導出空芯動圈式直線永磁同步電動機的靜推力計算公式,分析靜態力?位移特性; ( 3 )建立空芯動圈式直線永磁同步電動機動態模擬模型,模擬不同驅動方式下電動機起動、穩態運行時電磁力、速度、位移的變化情況。
  4. ( 3 ) the optimized strategy analysis on retrieval of gps water vapor the optimized strategy analysis on retrieval of gps water vapor has been carried out under different data processing schemes by using gps observation. the parameters selection problem has been resolved in gps water vapor retrieval process such as the optimum number of adopted igs stations, the relation between single station processing and united station processing, network layout, cut - off angle, zenith delay parameter, period, knot position and so on

    ( 3 ) gps水汽反演優化策略分析利用gps觀測據,使用多據處理方案,進行gps水汽反演優化策略分析,初步解決了進行gps水汽反演中引入igs站的最佳個、單站解算和聯合解算的關系、網路局、截止高度角、天頂延遲、時段長度、節點位置等選擇問題。
  5. Then, we establish the finite element analysis models of the antenna in different structure layout, and obtain the corresponding frequencies and model shapes. finally, according to the importance of each object, we set up the model of multiple objects that aims to maximize the first natural frequency and minimize the mass. combining orthogonal experiment and variant weighting coefficient method, we formed an effective multiple objects optimized algorithm basing on the neural network and genetic algorithm

    本文首先詳細的敘述了天線結構的各組成單元,闡明了天線反射拋物面的形成原理;然後在ansys軟體環境中建立了不同結構局下天線的有限元分析模型,分析計算了各情況下天線的的固有頻率與振型;最後依據天線各指標的重要性,建立了以一階固有頻率最大、質量最小為目標的天線結構多目標優化設計模型,並基於神經網路和遺傳演算法,結合正交實驗和變加權系技術,形成了一有效的多目標優化演算法,在matlab平臺下實現了天線的結構多目標優化設計計算程序,求得了天線的最佳結構
  6. The object to study in this paper is the electric heat reservoir boiler, which is used to supply heat water and bask for the resident population. the use of the system define the character of the output medium with the lower request on quality and parameter, at the same time, it ask the boiler should has the higher character on the respect of the cost, reliability, economy, and so on. hence, the paper carefully design and study the system for the choice and design of the boiler core heating componet, the lay of the heat exchanger, the working status of the heat reservoir equipment, the adjustment and control mode of to supply heat water. the study work mainly include underside some contents, forexample : 1. to confirm the heat medium parameter to adapt the requirements of the most of the heating equipments and to design the instruction of the boiler and heat reservoir as simple as possible

    圍繞上述原則,本文從電熱鍋爐核心加熱元件的選型及設計、換熱面的置、蓄熱設備的運行工況、供熱的調節方式以及控制方法進行了較細致的研究和計算,具體研究工作有以下幾個方面: 1 .根據使用要求,確定適用於多採暖設備的熱介質,設計在結構型式上盡可能簡單的鍋爐和蓄熱器; 2 .對製造加熱元件電熱管的各材料進行了對比和分析、在結構尺寸上進行了仔細的分析和計算,根據實際使用條件給出合理的設計,使其具有較高的可靠性和使用壽命; 3 .對不同換熱面置形式進行傳熱分析。
  7. It makes finite element analysis for no - load motor, full - load motor and armature magnetic field singly acting motor, and it gets distributing map of magnetic field and static characteristics curve as different rotor angle and different armature current in a permanent magnet circle for the motor, it analyzes and explains influences of armature magnetic field on the inductance characteristics of windings

    分別對電機空載、負載以及電樞磁場單獨作用3情況下進行了有限元分析,得出在1個永磁磁鏈周期內不同轉子位置角和不同電樞電流作用下的磁場分圖以及靜態特性曲線。
  8. By analyzing all sorts of data involved in the drawing of plane arrangement of the contact net, the paper then presents and realizes the sub - systems of drawing data management, which includes setting up the data structure, programming and managing of the data and provides the drawing data for the whole system used for the later drawing, finally by introducing the concerned theories of the parameterized design explains the similarities and differences and their applied scope of all kinds of parameterized technologies, and by associating with the features of the plane arrangement maps of the railway contact net analyzing size restraint of contact net

    它是針對鐵路接觸網平面置圖的特點來完成選擇區間或站場繪制、圖紙設定、圖型設定、字元高度、圖型坐標點、繪圖基點和圖型據文件保存路徑的設置以及置圖的標注欄和明細表尺寸設置;緊接著通過對接觸網平面置圖的繪圖中所涉及的各類型據進行分析,提出並實現繪圖據管理子系統,它包括建立繪圖系統的據結構,對據進行編輯管理,向整個系統提供繪圖據,供其後的圖形繪制使用;最後通過對化設計的相關理論進行介紹,闡述了各化技術的異同點和適用范圍,並結合鐵路接觸網平面置圖的特點具體分析了接觸網線路的尺寸約束。
  9. Digital design platform using the " top - down " design methods, this product is the highest form of the component unit began as a component of the overall system to be considered according to their products in the mutual position, played the role and function of the realization of the establishment of such products constitute the graphic layout, through to design constraints, the key design parameters, such as design information capture products to concentrate on aircraft design intent, top to bottom to transmit design information products launched throughout the design process

    字化機構設計平臺採用「自頂向下」的設計方法,這方法是從產品構成的最頂層開始把組成整機的部件作為一個整體系統來考慮,並根據其在產品中的相互位置關系、所起的作用和實現的功能等建立產品構成的局圖形,通過給定設計約束條件、關鍵的設計等設計信息,集中地捕捉產品整機設計意圖,自上而下地傳遞所給設計信息,展開產品的整個設計過程。
  10. The completion of the following tasks leads to our final cad system : 1. automatic arrangement of four standard patterns of pipelines ( 30 ? 760 ? 745 ? 790 ? )

    實現了管殼式換熱器八常用管程,四標準管形式( 30 45 60 90 )的化、自動化管。
  11. In chapter 5, thermal characteristics of spindle system with cooling jacket are analyzed on xk717 cnc milling machine by combining 3d finite element model with the temperature model of cooling water between spindle system and water tank. the effect factors to thermal behavior of the main spindle system are studied by analyzing both cooling parameters and structure. finally, the main conclusions and prospects for the future research are presented

    第五章建立了xk717控銑床主軸及主軸箱的三維有限元模型,結合普通水箱進行冷卻時冷卻水溫升的學模型,對帶有冷卻套冷卻的銑床主軸系統進行熱特性分析,得出了各(如冷卻泵的流量、水箱的大小、散熱狀況及冷卻水的溫度)對主軸熱特性的影響規律;並提出了對主軸冷卻套的局進行改進的想法,從而為控銑床的設計提供了理論依據。
  12. The function of the software is useful, it has provided many functions such as the calculate of crop water requirement, pipeline layout ( automatic layout and manual operation ) and its optimization, pipe diameter optimization. investment budgetary estimate and economic beneficial result can be result. and can rapid create plan and do plan comparison, the software provides many kinds of result output such as graph. text, table and so on

    該系統可以實行作物需水量計算,系統設計流量推算、管道水力計算、工程投資概算,經濟效益分析等功能,建立了常用的據庫(管材、管件、水泵和電機等)並對其進行管理和維護,可以實現包括管道置、管徑優化、管材選擇等多選擇在內的多方案比較、優選。系統能提供圖形、文本、表格等多形式的成果輸出,人機交互界面友好,操作方便。
  13. Focusing on special items of the hvac design, such as the internal atrium, the chinese banquet hall and kitchen and the guest rooms in the building, this paper discusses about the principles of a proper design on the three items above, which should be followed to match the required internal environment for the building codes and the limitation from the architects and structure engineers. the internal atrium of tiandi square contains a very large volume

    空調設計既要滿足功能復雜的各空調房間對空調設計的不同要求,又要受到建築及結構專業的制約,在一定的平面面積和高度內,綜合考慮各系統管道,做到均衡置,以避免因空調設計的失誤給賓館、酒店造成不可預料的損失,導致此類建築達不到預定等級,影響聲譽並直接關繫到客源和經濟效益。
  14. For the first time, a new approach is developed to estimate the weibull distribution " s parameters by using the median rank and the least ? quares method. the estimation of the confidence limits of the mean time to failure is given

    本文首次聯合利用中位秩及最小二乘法給出了估計威爾分佈的一新方法,給出了平均壽命置信限的估計,並結合實際試驗據進行了計算。
  15. So this question must be solved at first. a variety of factors which influence cte mismatch induced thermal stresses such as fiber array, temperature dependent material properties, composites fabrication temperature and pressure has been discussed. on the other hand, the temperature gradient induced thermal stresses is also analysed and factors such as heat treatment conditions, composites fabrication temperature and pressure to influence the stresses are investigated

    本文首先利用ansys模擬基體材料分別處于理想彈性應力狀態和理想彈塑性應力狀態時,各因素諸如纖維排模式、模量等性能是否隨溫度變化以及復合材料制備溫度和壓力對熱膨脹系不匹配誘導熱應力的影響;另外,我們也對溫度梯度誘導熱應力進行了一定的研究,分析了各熱處理工藝以及材料制備溫度、壓力對它的影響。
  16. The results show that of the resolution of the directional distribution is higher the mbdm than the mmlm and while of the resolution of the reflection coefficient higher the mmlm than the mbdm. the two methods are sensitive to the array disposal of wave gauges and the resolution power of t he analyzing results by the polygon array is better, while the linear array worse. the wave gauge number of array and the distance between the array and the reflector can influence strongly the resolution power of the analyzing results

    結果表明,對于波浪方向分佈的分析, mbdm的分辨力高於mmlm ,對于反射系方向分佈的估算, mmlm優于mbdm ;儀器陣列的置、儀器個以及陣列與反射面的最近距離對兩方法分析結果的分辨力影響較大; mmlm的收斂速度快于mbdm ,計算的穩定性優于mbdm ; mbdm的分辨力受超選擇的影響。
  17. According to the patient ’ s condition, the physician can control the device such as connecting and installing the channels and disposing drugs by selecting the appropriate therapy mode menus on the touchscreen, and then he / she can adjust or set parameters for the control system and the thermostatic incubator by selecting the appropriate menus. then, the directives are given to run the control system and the thermostatic incubator, and the working status of the control system and the thermostatic incubator can be monitored by various sensors. the computer receives the feedbacks from sensors and compares the parameters with the set ones, and finally compensatory control is conducted or alarms sound

    醫師根據患者的病情,在計算機觸摸屏菜單上選取相應治療模式,根據觸摸屏上的圖示,進行管路連接安裝,藥物置等處置,完畢后再根據計算機上菜單調整設定運行的控制系統、恆溫培養箱等相關,無誤后,確認輸出驅動指令,使相關控制系統、恆溫培養箱等在接到指令后進行工作,工作狀態可由各傳感器連續測試並將所得信號反饋回計算機,計算機控制軟體將所得測試與設定比較后,自動進行補償控制或報警提示,使用者根據觸摸屏上所顯示的提示內容,進行修正。
  18. For yield map generating, a local - averaging interpolation method with a random error yield data filter was designed ; and for field information distribution map generating, an idw interpolation method with a smoothing parameter was used. 7. fuzzy integrative evaluation and cluster analysis was used for field management zoning

    在田間信息分圖生成與插值方法的研究方面,設計了用於生成產量分圖具有據過濾功能的局部平均法;並選用了一帶有平滑idw插值方法;該方法可以有效的防止插值結果中出現值突然變化的奇異點。
  19. In this paper ; i set up 2 - dimensions finite element model of piled raft foundations by professional software. the results of caculating many engneering projects show the change of settlement, intemal force and counterforce on pile when parameters are variational. this paper discusses the effects of internal force and the settlement of plate on ground and counterforce on pile of main towers and podiums with settlement joints between them

    本文採用專業有限元程序,通過建立二維模型,主要分析和研究了樁筏基礎的沉降、內力、樁頂反力等變化規律,討論了筏板和樁各(筏板形狀、厚度、樁長、樁方式等)對整個基礎的沉降和筏板內力的影響。
  20. In order to guarantee the request of accuracy of the work piece, all the series radial riveting machine are can add the tiny - scale device, the scale regulator are divided three kinds of specifications, they are 20mm, 30mm and 60mm. the different number representative different stroke of power head. each of scale representative the perpendicular distance 1 mm

    為保證鉚接加工精度的要求,我公司可為客戶提供加裝刻度調節的服務,現將刻度盤的規格公如下,標尺可分為20mm 30mm 60mm三規格,分別對應不同工作行程的機型,每刻度代表1mm的垂直距離。
分享友人