有效半徑 的英文怎麼說

中文拼音 [yǒuxiàobànjìng]
有效半徑 英文
effective radius
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : Ⅰ數詞1 (二分之一) half 2 (在 中間的) in the middle; halfway 3 (比喻很少) very little; the l...
  • : 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...
  • 有效 : effective; valid; efficacious
  1. The result shows that the quenching inductor with wimble magnet inlaid is adaptable for this technique, and the vertical quenching machine can be used in mass production

    結果表明,帶錐角鑲嵌導磁體的圈式感應器,其圈高度、錐角和內的合理匹配可以滿足淬硬層形態的要求,採用立式淬火機床連續淬火可以大批量生產合格的軸。
  2. 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果試驗研究,分析了脫鹽層厚度、計劃脫鹽層脫鹽率,提出了洗鹽的概念、砂孔數量及孔等設計參數,並制定相應的洗鹽制度。
  3. Within the frame of the abcd formulation of propagator of a time - dependent quantum system, the abcd law is extended to the so - called effective abcd system which effective beam quality factor is conservative ; we discussed the system like the propagation of the atom laser beam

    如果考慮原子激光內部原子間相互作用的影響,就要引入描述原品質因子和原子間相互作用綜合作用果的物理量? ?品質因子和復數曲率,利用heisenberg圖像得到傳播子的abcd形式。
  4. Flying time hit maxmum 5 hours, natural falling speed is about 0. 5 mts second, max. anti - wind at 5 grade, flying speed at 20 - 80 kms hour, height at 15 - 200 meters, effective controllabe radius 1. 5 kms. the operators are nationally trained personals who drive the no - person - driven aircrafts professionally

    飛行時最長達5小時,自然下降高度為每秒0 . 5米左右,最大抗風5級,飛行速度為20 - 80千米小時,飛行高度為15 - 200米,控制1 . 5公里。
  5. ( 4 ) through the hydraulic property experiment of micro - hole lateral pipes of simple sdi in air, it was found that the average pressure of 60 mitre length lateral pipes was at the position of per 40o / o ~ ~ ~ 50 % of the effectual pipe length from the fist micro - hole, major pressure - loss was occurred at the ahead part of half pipe. the pressure uniformity reduced with orifice aperture ? increasing, and the relationship between pressure uniformity and initial water pressure was poor. running under the initial water pressure of 1. 5 meter, the discharge uniformity reduced with orifice aperture ? increasing, and when the orifice aperture smaller than or equal 1. 0mm, irrigation uniformity could achieve above 0. 6

    ( 3 )通過對空氣介質中簡易地下滴灌的微孔毛管試驗研究發現: 60m管長的毛管平均壓力水頭的位置基本上在距第一孔口的管長40 - 45的地方;大部分水頭損失發生在毛管的前部分;壓力均勻度隨孔的增大而減小,但與初始工作水頭關系不密切;在1 . 5m以下的工作壓力下運行,沿程出流均勻度隨孔的增大而降低,當孔不大於1 . 0mm時,灌水均勻度可以達到60以上;當孔大於等於1 . 2mm時,灌水均勻度低於50 。
  6. Radio - frequency cables - part 3 : coaxial cables for digital communication in horizontal floor wiring - section 1 : detail specification for cables of 500 m reach and up to 10 mb s

    射頻電纜規范.第3部分:平面層布線數字通訊用同軸電纜.第1節:有效半徑達到500 m ,速率不低於10 mb s時電纜的詳細規范
  7. 10mb s radio - frequency cables - part 3 - 2 : coaxial cables for digital communication in horizontal floor wiring - detail specification for coaxial cables with solid dielectric for local area networks of 185 m reach and up to 10 mb s

    射頻電纜規范.第3部分:平面層布線數字通訊用同軸電纜.第2節:有效半徑達到185m速率在10mb s
  8. 10mb s radio - frequency cables - part 3 - 3 : coaxial cables for digital communication in horizontal floor wiring - detail specification for coaxial cables with foamed dielectric for local area networks of 185 m reach and up to 10 mb s

    射頻電纜規范.第3部分:平面層布線數字通訊用同軸電纜.第3節:有效半徑達到185m速率在10mb s
  9. Semiconductor luminescence materials and devices were developed as one of semiconductor technology in 1960. the luminescence devices made with the materials had developed quickly. but the pure semiconductor materials could not better because the luminescence efficiencies were lower. doping is very important in order to improve the luminescence efficiency

    導體發光材料和器件是六十年代發展起來的導體技術中的一個分支,單一的純凈本徵導體的性能往往不能滿足實際的需要,發光率或發光幾率低,發光強度弱,提高發光率的就是進行材料的摻雜改性。
  10. The numerical results indicate that the deformation within the solid inner core is very small. however, in the fluid outer core, the changes of the displacement with relatively low spherical harmonic degree ( n < 10 ) is very complicated via the radius, due to the resonance near the eigenfrequenies of the core long - period oscillations. while the spherical harmonic degree of the loading is larger than 10, the deformation and the gravitational perturbation in the core are very small, and the earth ' s deformation response is dominantly represented as the radial displacement in the elastic mantle

    研究了地球在日月引潮力和表面負荷作用下的形變特徵,數值計算結果表明,在固體內核中的形變很小,由於在長周期核模本徵頻率附近的共振,液核中低階( n 10 )位移隨的變化非常復雜,當負荷階數超過10時,地核中的形變和擾動位都很小,地球的響應主要表現為彈性地幔中的向位移,且隨深度增加急劇減弱,地表負荷love數與信號頻率的依賴關系很弱,給出了體潮love數計算的一種的近似處理方案。
  11. At first, modeling of these divvies by rate equations to obtain expressions for threshold and slope efficiency is given. on the case of this theory, the large numbers of literatures and datum are consulted, and the laser is home studied. through rationally selecting and improving the reflector surface, ensuring the beam quality, increasing farthest the absorption path, and improving effective pumping frequency ; through designing the water cooler of yag bar, the volume of laser is half the same internal and international production, and the output power is get to the extremum of the same international production

    並在此基礎上查閱了大量文獻和資料,對該種激光器進行了深入的研究,通過對yag棒直的合理選取併合理地改進反射鏡面,從而既保證了光束質量又最大限度的增加了吸收長度,的提高了泵浦率;在不影響泵浦的前提下,通過縮短yag棒的長度減小輸出損耗;對yag棒的水冷系統進行優化結構設計,使激光器體積減小到國外同類產品體積的一,而輸出功率已達到國外同類產品的極限值。
  12. Combining achievements in past scientific research, this thesis summarizes some problems in the process of decreasing water, the problems contains : important parameters such as percolation coefficient, interfering radius etc ; designers get parameters from their experience and make their choice of limited prospecting materials too simply, because of the limits, designer ca n ' t make quantitative analysis on groundwater ; differences on breakwater effect of setting water - tight screen is still existed, although research evolvement in this field is done ; they ca n ' t grasp the hydrogeology parameters accurately in that it influences rightness of designing in deep excavation water - decreasing

    本文結合以往的研究成果,總結了降水過程中存在的一些問題,主要包括:重要設計參數,如地層滲透性、基坑降水影響等,設計中僅從個人經驗出發取值,對限的勘探資料進行取捨和過分地簡化。這些局限使設計者不能對地下水進行科學的定量分析,盲目性較大;深基坑降低承壓水引起的周邊地面沉降的研究雖已取得很大的進展,但是一些主要問題仍未解決,對防滲帷幕的實際擋水果存在不同看法;對於弱透水層的水文地質參數一直難以準確把握,影響了深基坑降水設計的正確性。
  13. In connection with the difference and distribution characteristic of the samples in sample space rs based on dga, a new self - adapted weight fuzzy omean clustering model of fault diagnosis of the power transformer based on the potential function is proposed. meanwhile, from the aspect of geometry characteristic of fc - divided in s dimension sample space, a method is proposed for the purpose of getting an effective adjacent radius, adaptive cluster number c and original cluster center of x sample set. for the diagnosis sample x, the property measure and diagnosis rule are proposed, which under the condition of potential density function that determine c number of optimal fuzzy cluster p1

    根據以變壓器dga數據為特徵量的樣本空間各樣本差異特性以及樣本在空間r ~ s的分佈特性,首次提出了基於勢函數自適應加權的變壓器絕緣故障診斷的模糊c -均值聚類模型;同時,從s維樣本空間的f ~ c -劃分幾何特性出發,提出了一種求取樣本集的類勢鄰域和自適應求取聚類數和聚類中心初值的方法;對一個待診斷樣本,設計了基於類勢密度函數意義下的屬性測度和診斷準則。
  14. Associated with a project of the planned xuefengshan tunnel with 7. 6 km long during the construction of shaoyang to huaihua expressway in hunan province of shanghai to ruili national trunk highway, this paper firstly makes an introduction of the frequently - used analysis & computation methods for tunnel supporting structure. then, based on the analysis of the basic theory about the interaction mechanism of surrounding rock and support structure, a spatial computation model is made, a coupling numerical computation method with 3 - d elastic - plastic finite element and infinite element is proposed, and a comprehensive analysis has been made to the effects of the overall stability and safety of the surrounding rocks of different characteristics, different classes and under different construction methods. and thus the problem of 3 - d infinite region to which applying the general finite ca n ' t do has been resolved

    6公里的雪峰山隧道工程,首先介紹了隧道支護結構的常用分析計算方法;然後通過對隧道施工過程中,洞室穩定性與支護結構相互作用機理的深入分析,建立了隧道施工過程的空間計算模型,提出了採用三維彈塑性限元-無限元耦合的數值計算方法,綜合分析了隧道在不同圍巖特性和圍巖類別條件下,以及不同施工開挖方案等對隧道圍巖整體穩定和安全性的影響,從而解決了通用限元方法難以解決的隧道三維無限域問題;其可充分發揮限元法在分析非線性方面的性和成熟性,以及無限元法在分析處理無限域和無限域方面的精確性和簡便性,為隧道施工過程中圍巖的穩定性分析開辟了一條新的途
  15. On condition that the volume of particle is equal, the effective permittivity of penny shape particle is the biggest, that of the needle shape is second, and the spherical shape is the last. when the thicker of shell is constant and the radius of core is bigger, the effective permittivity is less. the effective permittivity will change acutely when the thicker of shell is close to the radius of core ; with the radius of core increasing, the effective permittivity of core - shell type particle will approach that of no shell type particle

    在相同的形狀下(如便士形和針形) ,粒子的大小對于等介電常數沒影響;對于核殼形夾雜顆粒復合材料,當殼的厚度一定時,隨著核的的增大,復合材料的等介電常數越來越小;當殼的厚度和核的較接近的時候,復合材料的等介電常數將會發生急劇的變化;隨著核的的不斷增大,核殼型顆粒夾雜復合材料的等介電常數將逐漸的趨近於沒殼的夾雜顆粒復合材料的等介電常數。
  16. In this paper, we designed the structure of the gear and rack in this actuating mechanism, elaborated the theory of its formation, and deduced the profile function and gearing function of the gear and rack. furthermore, we deduced the inherent radius of going around a turn under certain circumstance, the condition of the correct gearing and the continuous transmission. in order to make the mechanism move steady, we designed the derivation mechanism and manufacture the modle

    本文對該傳動機構中的漸開線柱齒鼓形齒輪和空間齒條的結構進行了設計,並給出了齒輪和齒條的成型原理,推導出了漸開線柱齒鼓形齒輪和空間齒條的齒廓參數方程、嚙合方程;進一步分析並確定了漸開線柱齒鼓形齒輪、空間齒條在給定嚙合傳動條件下所能實現的固轉彎和運動約束條件,並對其側隙及率進行了計算和分析。
  17. There are not definite code provision of evaluation of effective width about steel box - girder in many countries, especially curved bridge because its evaluation of effective width vary with the radius of the curve

    目前許多國家對于鋼結構箱形樑上翼緣寬度的取值都沒明確規定,尤其是曲線梁橋由於其寬度的取值受曲線的影響,其結構更趨復雜。
  18. The loading of the engine will be lowed and the revolution will be raised at the same time. it is effective when the propeller trailing edge cutting is performed outer radius

    因為在0 . 5r以外作隨邊切割方式較佳的果,所以本文決定採用在螺旋槳外處作非線性的隨邊切割方式。
  19. To the embedded system study of siglechip, with the rapid progress of semiconductors producing technology and the higher level of chip designing, the performance of the singlechip has been improved greatly, and the application of it has been scaled greatly. under such environment, introducing the real - time operating system ( rtos ) to the siglechip system can change the development of the software from all by hand to collaboration work, that is a efficient method to resolve this problem

    在微控制器和dsp的嵌入式系統研究方面,由於導體工藝的發展和晶元設計水平的進步,它們的性能大幅度地提高、系統的規模增大,片上嵌入式軟體變得越來越復雜。而將實時操作系統( rtos )引入單片機和dsp系統,使嵌入式軟體開發從手工作業轉變成工業化協作生產,就成為解決這一問題的
  20. Results : there are 7 species 1 variety menispermaceae plants in anhui, of which the resoures of stephania tetrandra is in short supply, carrying out the studies on nantural cultivation of stephania tetrandra that is an efficient way to utilizing the resoures

    結果:安徽省防己科藥用植物資源共5屬7種1變種,其中粉防己資源緊缺,人工野生撫育是延續粉防己資源利用的
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