設計孔徑 的英文怎麼說

中文拼音 [shèkǒngjìng]
設計孔徑 英文
rated hole diameter
  • : Ⅰ動詞1 (設立; 布置) set up; establish; found 2 (籌劃) work out : 設計陷害 plot a frame up; fr...
  • : 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...
  • : Ⅰ名詞1 (狹窄的道路; 小路) footpath; path; track 2 (達到目的的方法) way; means 3 (直徑的簡稱...
  • 設計 : devise; project; plan; design; excogitation; layout; layout work; styling
  1. He baoyu ( aerocraft design ) directed by wu ji synthetic aperture technology in radio astronomy is introduced into microwave radiometer since 1980 ' s

    八十年代以來,為改善微波輻射性能,人們將射電天文觀測中的綜合技術引入到微波輻射中,開始了綜合輻射的研究。
  2. 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,基於圓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算公式;通過對噴射漿液、噴射壓力選取、噴射直估算、樁長及樁位等各種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算方法;通過算分析,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。
  3. Based on the test of drainage salinity effect in different clay interlayer and the analsis of thickness of drainage salinity layer, the design parameter of effective drainage salinity semidiameter, amount of sand - hole and semidiameter of hole were put forword

    通過對不同層位的粘土夾層土壤的洗鹽效果試驗研究,分析了脫鹽層厚度、劃脫鹽層脫鹽效率,提出了有效洗鹽半的概念、砂數量及參數,並制定相應的洗鹽制度。
  4. The susceptance due to discontinuity of the sections of the septum is accounted for. then construction parameters of the bpf is determined applying network synthesis theory. by the accurate model and highly efficient iteration algorihtm, the e - plane metal suptum waveguide bpf can be designed rapidly and accurately

    用此cad軟體製做的e面單膜片濾波器、雙膜片濾波器和混合膜片濾波器均很好地滿足了指標的要求,能夠應用在毫米波合成雷達上。
  5. ( 4 ) diameter of bore for anchor bolt is 50mm, and diameter of reinforcing steel bar is 28mm. both break through the rules which request that the bore diameter should be bigger than the steel bar diameter trebly or not smaller than the steel bar diameter adding 50mm

    ( 4 )50 ,錨筋直28 ,突破了規范關于錨需大於錨筋直3倍或不小於錨筋直加50mm的規定。
  6. Designning well tube and drill - hole diameter in order to increase thickness of both annular packing gravel and water - resisting clay, nylon net packing around well tube filters, designing filter layer on the boundary between packing gravel and water - resisting clay and ramming the gravel by working the piston into the well after gravel packing completion and the filling clay for salt - water resisting etc. we succeeded in constructing 3 drinking - water wells in minqin county, proved the affectivity and feasibility of using it and giving a certain technical demonstration of construction of drinking - water well in the same similar to this area

    通過與管的調配,增大環狀粒料層和止水粘土層的厚度;濾水管外包尼龍紗網;粒料與止水粘土接觸界面上反濾層;填粒后先行拉活塞利用水力夯實粒料層,再投粘土球止掉上部鹹水等措施,在民勤縣三口人飲水井施工中取得顯著效果,證明了該套成井工藝的有效性和可行性,有望為同類地區人飲水井施工提供技術示範作用。
  7. 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,舍棄傳統星載合成雷達研究中的球地球模型和圓軌道模型,研究了在地球橢球模型和橢圓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雷達系統與模擬軟體,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以及雷達多普勒特性、雷達系統模糊、雷達定位及精度的分析,最後完成雷達回波信號的模擬。
  8. Practical design method for large - diameter cast - in - situ piles with enlarged bases in wet - collapsing loess

    濕陷性黃土地區大直擴底灌注樁實用方法
  9. Complete the design of application program and study the data processing algorithm on the ground of accurate diameter measure applying to small

    4 .進行了主機應用程序的,並以超精密小測量為背景進行了主機上數據后處理演算法的研究。
  10. We study one of the key point in interconnection network, theory of deadlock - free. we focus on the wormhole switching deadlock - free theory in interconnection network, and a new design method based on hybrid switching is proposed, which provides a fine way to realize deadlock - free routing algorithm

    重點對採用蟲路由的直接網路無死鎖問題進行了研究,在深入分析大量已有演算法和無死鎖理論的基礎上,混合切換技術下的無死鎖路由演算法,給出了無死鎖路由的一個可行途
  11. The position and size of the monochromator, focusing curvature radii and tilting angles of the germanium focusing monochromator under different different take - off angle, size and divergency of the second collimator and intensity loss due to the use of it were determined. the neutron flux at different wavelength, under different reflection and take - off angle of the monochromator and divergency of the first collimator, were given. the simulation on the aperture used for limiting beam size in front of the sample showed that, smaller the size of the aperture and further the distance from the aperture to the sample, greater the loss of the intensity and more serious the spread of the beam along vertical direction at the sample position which makes the practical sampling volume greater than expected

    用蒙特卡羅模擬方法對中子應力衍射譜儀的方案進行了優化研究,提出了一系列可供參考的數據:確定了單色器的位置、尺寸、垂直聚焦單色器在不同起飛角下的聚焦曲率半和傾角;討論了第二準直器的尺寸和發散,以及使用第二準直器造成的強度損失;給出了在不同單色器反射面、起飛角、中子波長和第一準直器發散度的情況下樣品處的中子注量率,以及多種組合情況下譜儀的解析度曲線;對限束方的尺寸、距離樣品遠近對強度損失和測量中的影響做了深入研究。
  12. This paper mainly aims at the strategic demands for large - aperture lightweight mirror proposed by high - tech development. its main research contents are : select material blank for lightweight mirror according to physical and chemical properties of optical glass ; analyze and calculate the deformation quantity of the mirror with finite element method ; design and optimize mirror body structure of 400 lightweight plane mirror and 450 lightweight spherical mirror, analyze glass cutting principle, design specisl - use grinding wheel structure, select reasonable technological parameters to implement the processing of weight reduction holes on 400 plane mirror ; analyze etching mechanism of hydrofluoric acid, look for the technological parameters such as the optimal acid concentration and etching time etc. ; eliminate the stress of weight reduction holes and micro - cracks on 400 lightweight plane mirror ; discuss the processing principle and

    本論文的研究主要是瞄準國家高技術對大口輕型鏡的戰略需求而開展的。主要研究內容是:根據光學玻璃的物理與化學性能,選擇輕型鏡坯材料;用有限元法對鏡子的變形進行分析、算,找出變形規律,優化400mm輕型平面鏡、 450mm輕型球面鏡鏡體結構;分析玻璃切削原理,專用磨輪結構,選擇合理工藝技術參數,完成400mm平面鏡輕量化減重的加工;分析氫氟酸腐蝕光學玻璃機理,尋找最佳酸濃度、腐蝕作用時間等工藝參數,實現400mm平面鏡減重應力與微裂紋的消除;討論分離器加工原理和工藝技術特點,完成400mm平面輕型鏡面形加工。
  13. Pore parameters ( porosity and distribution of pore diameter ) of porous glass prepared by filler principle were measured and analyzed. they were mainly determined by the volume ratio and the particle diameter of the pore former in the green body. preparation and sintering process of the samples resulted in the difference between the porosity and the volume ratio of the pore former. they were also responsible for the deviation between the distribution of poer diameter and the particle diameter of pore former

    研究表明,利用填充法制備的多玻璃的參數(氣率、分佈)可進行與控制,多玻璃的氣率和分佈主要取決于成劑的體積比及其顆粒分佈,前者與後者之間的偏差取決于生坯制備及燒結過程。
  14. Of the currently available coolers for electronic products with a high heat flux, micro - jets impingement cooling heat sinks are able to provide the best heat transfer performance : lowering the maxmal temperature and the temperature difference. the heat transfer for multiple jets impingement has been studied firstly for summarizing a few rules. and then a copper micro - jets impingement cooling heat sink consisting of five copper sheets is designed in this paper and the jet diameter is 0. 15mm

    本文首先對陣列射流沖擊進行了實驗研究,總結了陣列射流沖擊的一些規律和特性,在此基礎上,根據數值模擬優化結果和製作了微射流陣列冷卻熱沉(射流d = 0 . 15mm ) ,並採用去離子水和氮氣作為工質,對熱沉內流體壓降和傳熱特性進行了研究。
  15. Abstract : according to investigation data of designing for bridge opening in china, in this paper the equations for estimating length of bridge opening have been established. the equations can be the reference for revising “ norm of investigation and design of highway engineering on hydrology ”

    文摘:根據兩次全國公路大中橋資料的調查,對橋長度進行了全面分析,為《公路工程水文勘測規范》制定橋長公式提供參考
  16. Optical system design for lens with relative aperture of 11

    相對為11鏡頭的光學系統
  17. Firstly, the system is divided into many modules according to different point of view ; secondly, to the hardware equipment - vidicon, lenses, revolver, shield and decode device, their principle of work has been explained ; thirdly, according to image identification experience and other indexes of the system, the focus of the lenses and relative aperture are calculated, and the type of the camera is confirmed, at the same time, the energy of infrared lamp is also computed in the thesis ; at the same time, synthesis control box is devised

    首先,按照角度的不同,將系統劃分成許多模塊。其次,對硬體備? ?攝像機,鏡頭,雲臺,防護罩,解碼器等的工作原理進行了闡述,再次,以人的成像辨認的經驗判據為依據,結合系統的其它指標,算出鏡頭的焦距f 、相對d ,同時確定攝像機的型號,並算出紅外燈光源。最後,對綜合控制箱進行,指出了的意義,實現的功能,並附上了綜合控制箱的外形圖。
  18. This paper is a part of the project : research of manufacturing technology for unfocused aspherical surface system of large relative aperture, sponsored by national high technology 863 - 802. the purpose of this paper is deeply research the testing methods of primary and second mirror for unfocused aspherical surface, and to present the testing methods of primary mirror of the large relative aperture and transmission and reflected second mirror. the beam path diagrams and the relative design results are given in this paper

    本文是國家高技術項目863 - 802的子課題「大相對無焦非球面系統製造技術研究」的一部分,其目的是對大相對無焦非球面系統的主鏡和次鏡檢驗方法進行深入研究,提出大相對主鏡和透射式及反射式次鏡檢驗方法,並給出檢驗方案和相關的結果。
  19. Section four plugs, the outer covering plastic completely uses anti - burns the abs material quality, the standard gb code three plugs ; 0. 75squares line diameter 3 meters power lines dispositions, the entirecopper tape interior connection, ceases the traditional way whichformerly welded to cause, switch sideinstallment, convenient customer use ; the multi - purpose plug holedesign, may meet inserts the world 32 countries standard plugs

    一款四位插座,外殼塑料全部採用阻燃abs材質,標準國標三眼插頭; 0 . 75平方線3米電源線配置,全銅帶內部連接,杜絕以往焊接的傳統方式導致虛焊或脫焊;船型開關側面安裝,方便客戶使用;萬能插座,可接插世界32個國家標準插頭。
  20. This essay is devoted to the research of arch netfloor stilling pond ' s hydraulic property and characteristic of energy dissipation through a series of hydraulic model experiments. the parameters of arch net floor gap rate, aperture, pore shape and thickness of net floor that have influences on the hydraulic property are discussed also, and advances hydraulic design method of arch net floor stilling pond

    本文通過水力學系列模型試驗,研究了拱網消力池的水力特性和消能特性,探討了拱網開率、形、、網板厚度等各項參數對水力特性的影響,並且提出了拱網消力池的水力方法。
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