孔位圓 的英文怎麼說

中文拼音 [kǒngwèiyuán]
孔位圓 英文
bc(bolt circle)
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  1. In this paper the floral ontogeny and the ovary development of rivina humilis l. were observed. the results showed that ( 1 ) the tepal primordia initiated in 2 / 5 spirals. the abaxial one initiated first, then the adaxial one, finally the lateral two initiated nearly simultaneously. the third one initiated on the position near the first tepal, and there is a gap between itself and the second tepal. ( 2 ) the 4 stamineal primordia initiated in one whorl at the same time. ( 3 ) the carpellary primordium initiated from the abaxial side of flower primordium ; the carpellary primordium grew upwards and towards axis after it was formed, therefore an elliptic orifice was formed at the adaxial position of ovary, which was the remainder of the mouth of ovary before the ovary was fused completely. with the ovary maturing, the orifice was narrowed because of the ovary growth, at last fused completely. the gynoecium is composed of a single carpel. ( 4 ) in the series developmental sections of ovary, the ovular primordium was initiated on the adaxial meristem when the mouth of ovary was formed

    對數珠珊瑚的花器官發生和子房的發育過程進行了觀察.結果表明: ( 1 )數珠珊瑚花被呈2 / 5螺旋狀發生,遠軸側的1枚先發生,其次為近軸側的1枚發生,最後側方的2枚花被幾乎同時發生,第3枚花被在靠近第1枚的置發生,第2枚和第3枚之間有1個空隙; ( 2 ) 4枚雄蕊是同時發生的; ( 3 )心皮發生於分生組織的遠軸側,心皮原基形成后,向上向軸生長,在子房成熟前在近軸側非正中形成1個,該為心皮最終愈合前的殘跡,到子房成熟時,因子房的生長被擠壓縮小,在進一步的生長過程中愈合.子房由1枚心皮構成; ( 4 )從子房發育過程的切片看,該植物的胚珠是在子房發生后不久發生的,子房上的形成時,從近軸側的分生組織發生胚珠原基,由胚珠原基分化出珠被與珠心
  2. Secondly, programmed the image processing arithmetic code which include the bottom arithmetic for the general condition comprises threshold division, region combination and informate and the middle level arithmetic for the given task comprises detecting the line dation creirection according to the hough transform in order to fix on the hole ’ s azimuth angle, detecting the aiguille tip position according to the image movement according to the environment and the image format

    然後,根據目標環境要求和攝像機採集圖像格式,開發了圖像處理演算法程序。圖像處理演算法包括底層演算法和中層演算法兩部分,底層演算法針對通用情況,包括閾值分割、區域合併和信息生成。中層演算法針對具體任務設計,包括利用hough變換檢測棱線的方向,從而確定的方角和利用基於圖像運動檢測鉆頭尖端置。
  3. On the basis of the basic theory of metal distortion, using round steel alit rolling as entity model and combining with production practice, the selection of slit location, slit mode and the design parameter of slit pass system were analyzed, and the area calculation model of pre - slit rolled piece and slit rolled piece was built

    摘要基於金屬塑性變形基本理論,以鋼雙線切分為基本實體模型,結合生產實踐,對切分置、切分方式的選擇和切分型系統的設計參數進行了分析,並建立了預切分軋件和切分軋件的面積計算模型。
  4. This thesis primarily makes below the work of a few aspects : ( 1 ) the method to append the section line in the geological section plane and the geological plane graph intersected each other ; ( 2 ) the principle and method that automatic determinate of orebody on transverse section with the neural network theory was presented, and draw the slippery boundary of ore ; ( 3 ) the method that drawing the surveying well and lane way engineering in the geological and survey graph ; ( 4 ) the method to automatic calculation and statistics output ore reserves and grade ; ( 5 ) the method that automatic creating the geology cross section of the hole ; this thesis realizes automation for managing geological graph based on the substantive research work

    本論文主要作了以下幾個方面的工作: ( 1 )提出了在相交平面圖和剖面圖中添加剖面剖切線的方法; ( 2 )提出了應用人工神經網路理論確定剖面中礦體界線的理論和方法以及礦巖界線滑的原理與方法; ( 3 )實現了礦山生產實測工程數據處理與地測圖件的有機結合; ( 4 )實現了礦塊地質品和儲量的自動計算和統計輸出; ( 5 )提出了中深排面地質剖面圖自動剖切的原理和方法。本論文在大量研究工作基礎上,實現了地測圖件管理的計算機自動化。
  5. Rotating machining tools ( cutting ), round rods, circular knives circular saws, countersinking tools, turning tips, guide gibs, knive blades

    可轉加工工具(切削) 、棒、環刀、盤形鋸、鉆工具、車刀、導向槽、刀片。
  6. Based on the close analysis of the influence factors of the vertical bearing capacity, circular aperture extension theory is employed to establish the computing formulas for the pile vertical stress and the foundation vertical bearing capacity, respectively. moreover, with analyzing the features of the calculation parameters such as materials of gunite mortar, jet pressure, diameter of the jet pipe, pile length, pile layout, a design theory for chemical churning pile composite foundation is proposed. then, the variation of the pipe deformation with loads, the deformation coordination of pile and soil are studied

    在此基礎上深入探討了旋噴樁的樁土受力特性及其復合地基的加固機理,從影響旋噴樁復合地基豎向承載力的因素入手,基於擴張理論給出了樁體豎向應力及旋噴樁復合地基的豎向承載力計算公式;通過對噴射漿液、噴射壓力選取、噴射直徑估算、樁長及樁設計等各種計算參數的深入分析和研究,提出了一套相應的旋噴樁復合地基設計計算方法;通過計算分析,深入探討了旋噴樁復合地基變形隨荷載變化規律、樁和樁間土變形協調關系、樁土應力比及復合地基壓縮模量的確定,並提出相應的設計方法和修正參數;此外,結合工程應用,對旋噴樁復合地基的施工技術及其現場質量檢測方法進行了較全面的探討。
  7. Based on the principle of the double hemicycle diffraction, by giving each of them different discrepancy, the phase can be detected with the diffraction patterns

    摘要基於雙半衍射的基本原理,通過對其兩部分分別施加不同的相,利用衍射圖樣,進行了相信息提取研究。
  8. The conventional sphere model of earth and circle model of orbit are discarded, and the ellipsoid model and the ellipse model are selected for further research, which achieves a method to determine the target position through the antenna pointing direction. and the spaceborne sar system design and simulation software is brought forth. this software accomplishes sar system coefficients design for antenna area, pulse repetition frequency, signal bandwidth, downlink data rate, radar transmitter power and satellite platform yaw steering

    本文從星載雷達的星地幾何關系入手,舍棄傳統星載合成徑雷達研究中的球地球模型和軌道模型,研究了在地球橢球模型和橢軌道模型下由雷達天線確定目標坐標的方法,並在此基礎上研製了星載合成徑雷達系統設計與模擬軟體,完成雷達系統天線尺寸、脈沖重復頻率、信號帶寬、雷達信號數據率、雷達發射功率、衛星平臺的偏航牽引等幾個方面的系統參數設計以及雷達多普勒特性、雷達系統模糊、雷達定及精度的分析,最後完成雷達回波信號的模擬。
  9. The research result indicated : for the strip primary mirror discussed in this article, the hexagon light - weighted cell has the best structural rigidity quality, the square cell is a little worse, the triangle cell is the worst ; there is an optimum on primary mirror thickness ; on condition of 1g gravity load combining with 4 centigrade uniform temperature rising, the thinner and higher of the flexible support reed, the better of the primary mirror surface figure. the decision of the structural parameters of the flexible support reed must take static rigidity, dynamic rigidity, static strength and dynamic strength of primary mirror assembly into account

    研究結果表明:對于本文的長形主鏡,採用正六邊形輕量化,鏡體結構剛性品質最好,正方形次之,正三角形最差;主鏡鏡體厚度存在最佳值;主鏡組件在1g重力、均勻溫升4共同作用的工況下,主鏡柔性支撐簧片厚度越小、高度越高,主鏡綜合面形誤差( p - v值)越小,但同時主鏡組件的剛體移增大、固有頻率下降,因此柔性支承結構參數的確定要綜合考慮主鏡的綜合面形誤差和主鏡組件靜態剛度、動態剛度、靜態強度和動態強度等因素。
  10. Based on research of the antenna assemble procedure, the simulation model of the reflector is set up and error modeling and simulation of position of stick holes, grid bar acrossing the hole and rms of reflector face are achieved

    在分析柵格天線裝配過程基礎上,建立了其反射面裝配的模擬模型,並對柵支板中心置誤差、柵條穿人誤差和柵面誤差進行了建模與模擬計算。
  11. Abstract : reviewed are five methods for the analysis of the penetration of jacked - in piles, namely, cavity expansion method, strain path method finite element method, slip line method and calibration model test. after analysis, it is pointed out that it is more rational to adopt sub - statical spatial axisy numerical formulas based on traditional plane - strain cavity expansion method in the analysis. after spatial closed - form solutions are obtained for soil movements, stresses and initial excessive pore pressures generated durihy pile penetration are found out. it is suggested that finite element analysis together with centrifugal model test be used in verifying the results

    文摘:在分析飽和粘土中靜壓樁的貫入機理的基礎上,對靜壓樁沉樁分析的擴張理論、應變路徑法、有限元分析、滑移線理論和模型槽試驗等五種方法逐一進行評述,並提出在傳統的平面擴張理論基礎上加以改進,採用準靜態空間軸對稱方程組對靜壓樁貫入過程進行模擬,從而得出土體移、應力、初始超壓的空間解析解,同時採用有限元分析、模型槽試驗相互印證的研究方法
  12. Pour detergent into the water inlet round hole on the cover of dehydrator, then connect the hose, turn bent faxle handle, waterrom 16 inlets spout to the cleaned part of rotating roller, so, under the function of centrifugal force, the high speed turningrotating roller can completely stir water, therefore achieve thecleanness effect

    :洗滌劑從脫水器蓋子上加水口加入,接入水管,搖轉曲軸手柄,水就從上,而下於16個出水噴射向高速旋轉的滾筒需清潔部,高速旋轉的滾筒在離心力作用下攪動產生水旋渦,從而達到洗滌效果。
  13. Analysis of general stress and displacement in piezoelectric ceramics with an elliptic hole

    任意點載荷下含橢壓電介質中廣義應力和移分析
  14. In this paper, micro - cavity semiconductor laser ( mcsl ) with pillar vertical - cavity surface - emitting structure ( vcsel ) which has potential applications in optical communication and optical interconnect is theoretically analyzed, the calculation model that used to discuss the modal performance of rectangular columnar and cylinder vcsel with oxidized aperture is established by using vector field model. the numerical simulations in the case of cylinder structure show oscillating wavelength and threshold gain against inside and outside radius of laser, the layer refractive index and pair number of bragg mirror, thickness, position and oxidized material ' s refractive index of oxidized aperture, in detail. more practically, considering dos shell of laser as non - perfect one, or supposing that dos shell is separated from the laser, we can obtain more significative results

    本工作以矢量場模型出發,對具有誘人應用前景的柱形垂直腔面發射結構( vcsel )的微腔半導體激光器( mcsl )進行了理論分析,建立了用於分析方柱形和柱形結構具有氧化徑層的激光器的模式特性的理論模型;對柱形結構情況進行了數值模擬,得到了振蕩波長、閾值增益隨激光器內外半徑、 bragg反射鏡層折射率、周期數以及氧化徑層厚度、置和氧化物折射率的詳細變化規律;為使理論計算更接近實際,將外加金屬包殼視為非理想導體,或將金屬包殼與激光器結構隔開,分別對這兩種情況下的結果進行了討論。
  15. Aiming at the shortage of material information, tolerance information, technical information, and so on in the model, the author conducted a research on a step based and feature oriented method to integrate the information in the model. the models for several common features were created. they are hole feature, planar face feature, outer - round feature, planar pocket feature, revolved groove feature, circular pattern feature, and rectangular pattern feature

    針對現有數據模型在材料、公差以及工藝信息等方面的缺失,研究了在基於step的面向特徵的產品數據模型中集成這些信息的方法,建立了一些常見特徵,如類、平面、外、平面槽及旋轉槽、周陣列、矩形陣列等特徵的信息模型,並用express語言來表達,該模型不僅包含幾何拓撲信息,而且增加了公差、工藝路線、裝夾定、加工方法、及材料等信息。
  16. Considering of the problems exist in practice, large orifice discharge principle is employed to study the pressure distribution of ring runner system, the even ab lity for discharging of gates, the relationship of flow with the position of spr ue and the type of gates. a new design idea about circular runner system of cast is proposed

    根據生產中存在的問題,用大出流理論研究了環形橫澆道系統的壓力分佈、內澆道出流均勻性及流量與直澆道引入置和內澆道引入方式之間的關系,提出了形鑄件環形橫澆道系統新的設計思想。
  17. Ceramic indexable inserts, with rounded corners, without fixing hole

    無安裝角的可轉陶瓷刀片
  18. Indexable hardmetal inserts with rounded corners, without fixation hole

    無固定角硬質合金轉式刀片
  19. . indexable hardmetal carbide inserts with rounded corners, with cylindrical fixing hole. dimensions

    帶固定角的可轉硬質合金
  20. Comparatively, the molecular dynamic ( md ) can overcome these shortcomings and can be applied in the research of adsorption in the nanopores. this study mainly includes two parts, one is the study on adsorption equilibrium in cylindrical nanopores, and the other is that on the adsorption in carbon - nanotubes. in the first part, a new potential model is introduced, and the isotherms for different nano - pore diameters are obtained

    對于不考慮固體壁面分子結構的柱形納米微的平衡吸附,建立了包括勢緩沖區在內的單元體模型,引入了表示整個微壁面與吸附質分子相互作用的新型壁面勢方程,並對3 - 5nm柱型微中的平衡吸附進行md模擬,得到了在不同汽相壓力下的分子形圖譜及相應的吸附等溫線並對其進行了分析。
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