最小半徑 的英文怎麼說

中文拼音 [zuìxiǎobànjìng]
最小半徑 英文
least radius
  • : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
  • : Ⅰ形容詞1 (體積、面積、數量、強度等不大) small; little; petty; minor 2 (年紀小的; 年幼的) youn...
  • : 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...
  1. In data processing, several data file format exported from measuring system has been analysis in detail, and some research has been made in these file - formats, and some try was made also. the decision standard of a thin and long triangle was discussed. besides the minimum angle of a triangle, there also the no - equlangularity and the ratio of radius of inscribed circle and circumcircle of a triangle

    比如利用vc6 . 0開發了程序,可以計算三角片的法矢量、三角片的一些特徵信息,以及狹長三角形的判斷,特別是分析了除角之外的兩個判斷標準:外接圓和內切圓之比值r r ,以及三角形的不等邊度e ,及它們與角之間的一致關系。
  2. In the wafer - cycle fitting algorithm, comparing with circumgyration radius approach, track fitting approach, and least square circle fitting approach. in the wafer pre - alignment system, the wafer square fitting algorithm - least square circle fitting approach, based on optical linear ccd sensor, as well as the theoretical error analyze of this algorithm

    在晶圓檢測演算法方面,比較回轉法、軌跡擬合法以及二乘圓法,選擇光學線陣ccd的晶圓圓心二乘圓法作為系統晶圓圓心的檢測方法。
  3. At quasi - state stage, the depth and rad ius of laser pool have small changes, but the highest surface temperature and velocity of molten pool decease rapidly

    在凝固準穩態階段,熔池熔深和變化較,但表面高溫度、熔池流速急劇減;凝固加速階段則反之。
  4. Minimum bend semidiameter during installation 15d

    固定安裝時的彎曲: 15d
  5. 7. minimum bend semidiameter during installation 15d

    固定安裝時的彎曲: 15d
  6. 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

    飛行時長達5時,自然下降高度為每秒0 . 5米左右,大抗風5級,飛行速度為20 - 80千米時,飛行高度為15 - 200米,有效控制1 . 5公里。
  7. Testing of fibre optic elements ; determination of the minimum bendig radius of fibre optic cables

    光纖元件檢驗.光纜彎曲的測定
  8. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag激光器的發展狀況、主要特性及其應用,從四能級速率方程出發,推導了ld泵浦nd : yag激光器的閾值、輸出功率和斜效率的表達式,並簡述了激光器的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag激光器的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合功率ld泵浦nd : yag激光器和透鏡組耦合高功率ld泵浦nd : yag激光器,對激光器的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag激光腔內插入一隻空液晶盒,觀察到了激光器以單縱模運轉;後,根據泵浦光焦斑端面位置對激光輸出功率的影響規律,提出了ld端面泵浦nd : yag激光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當激光晶體內泵浦光平均光斑於振西安理工大學碩士學位論文蕩光束腰時,激光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (大輸出功率為1 . 926w )時,激光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  9. 4. high bending stability the minimum bendable radius is only over two times as long as o. d. of thermocouple

    4可撓性好彎曲只有熱電偶外的2倍以上
  10. Test results indicated : with the hoist of altitude, the increase of ice amount and the rise of pollutant, the average flashover voltage reduced. the character exponent generally depends on the insulator profile, ice amount, ice state and pollution severity etc. by means of a high - speed camera, a data acquisition system and high voltage test facilities, a series of the flashover processes on ice surfaces were record. the experimental results form this study and the subsequent theoretical analyses suggested : the thermal ionization of the air in front of an arc root resulted in arc movement ; the electrostatic force had an auxiliary effect of impelling arc propagation ; the electrical

    通過對攝像機、數據採集系統及高壓試驗裝置記錄覆冰絕緣子表面閃絡電弧的發展過程的試驗結果進行理論分析得出:弧根周圍空氣的熱電離導致了電弧的發展,靜電場力對電弧的發展起到了加速作用,電擊穿僅發生在閃絡終的跳躍階段;通過測量閃絡過程中的放電電壓、泄漏電流、閃絡時間、覆冰水電導率、電弧長度及電弧等參數,得到了不同階段電弧(電弧起弧階段、電弧發展階段及完全閃絡)的發展速度、臨界電弧長度均隨覆冰水電導率的增加而減
  11. Through comprehensive analysis of the tbph, the relationship between the induction heater site and rotary axis and the relationship between the support wheel and initial site of the front clapper have been concluded. the minimum nominal curvature radius has also been determined

    通過對加熱彎管成形的綜合分析,得出感應加熱器與回轉中心的位置關系及支撐輪與前夾頭初始位置關系,並確定了加熱彎管名義彎曲
  12. While installation the ambient temperature should not be lower than 0, and the bending radius radius should not be less than 10 times of outer diameter of cable

    敷設電纜時的環境溫度不低於0 ,彎曲應不於電纜外的10倍。
  13. Results show that, at any frequency, the mbsl field changes with the ultrasonic intensity, and the thresholds of ultrasonic pressures are increased with the ultrasonic frequency. the reason is that, the ultrasound with higher frequency needs higher pressure to make the bubbles provide enough energy to dissociate the water molecules

    超聲的驅動頻率的大影響氣泡的膨脹比(氣泡在超聲作用下膨脹的最小半徑) ,進而影響氣泡爆破時產生的溫度,導致不同頻率條件下氣泡地聲致發光閾值不同。
  14. The maximal load - carrying capability of the arch support is calculated by adopting mechanical model of curved beam based on its force analysis, and relationship between bearing capacity coefficient of small curvature arch support and radius and span of curved beam is gained based on supporting capacity comparison of curved beam and straight beam

    採用曲梁模型進行了支架系統的受力分析,得到其大承載能力;通過與直梁支架承載能力相比較,得到了曲率拱型支架承載能力系數與曲梁跨度和的影響關系。
  15. A combined neural network and genetic algorithm with solving stability safety of homogeneous slope was proposed and the finite element method is applied to analysis the progressive failure process of the slope and the maximum equilibrium theory, requests out stability safety of homogeneous slope with the smooth arc radius of difference with the difference below the level coordinate of arc peak, utilizing the neural network algorithm to establish slidng the nonlinear mapping relationship between level coordinate of arc radious and arc peak, being adapted the neural network algorithm to look for along the minimal stability safety of homogeneous slope and corresponding arc radious and arc peak

    提出了求解邊坡穩定性安全系數的神經網路與遺傳演算法。該方法採用有限元分析和極限平衡理論,求出不同的滑弧和不同的弧頂水平坐標下的邊坡穩定性安全系數,利用神經網路演算法建立滑弧和弧頂水平坐標與安全系數之間的非線性映射關系,採用遺傳演算法搜索邊坡的穩定性安全系數及相應的滑弧和滑弧中心坐標。
  16. Secondly, two groups of disk plows for experiments were manufacturing. finally, orthogonal experiments and secondary regression experiments were respectively designed on the plows and tillage experiment was carried out in an indoor groove under certain research condition. with experimental optimum technology, the effect of the distribution of the geometric non - smooth partial sphere structure cell, partial sphere height and its radium on the tillage resistance was analyzed

    通過試驗優化設計技術,考察了圓盤犁刀上幾何非光滑球冠結構單元的分佈、球冠高度和球冠底圓對犁耕阻力的影響,確定了三種影響因素的主次關系和各個因素的優水平,獲得了研究條件下的結構設計佳方案。
  17. According to the fringe shift of the interferograms, electron density and implosion velocity can be obtained. in the early period of plasma imploding , the averaged electron density is,

    在箍縮早期平均電子密度為,運動速度為;聚焦附近,等離子體的平均電子密度約為,運動速度,箍縮0 . 49mm ;崩潰階段,等離子體的崩潰速度為。
  18. A monte carlo algorithm was presented to model the relation between the scattering phenomenon, depolarization changes and sea water depth, it is discovered that the radius of scattering point and the degree of depolarization increase with increasing of the sea water depth. at last, a optical engineering software ( lighttools ) is introduced to simulate optical scattering in the deep sea water, and studys the corelation between scattering and relative refractive index, particle density and particle size in the sea water. the experiment results show that the intensity of scattering will increase evidently with the increasing of particle size, particle density and relative refractive index. the methods and results in the article provide the basic theory and experiment validation for improving performance of communication, detection and imaging under sea water

    本文以球形粒子的mie散射理論、 stokes矢量法以及mueller矩陣來研究海水的散射特性和散射中的退偏振度變化;通過montecarlo方法模擬藍綠激光在海水傳輸過程中的散射現象以及散射中的退偏度變化與海水深度的關系,發現隨著海水深度的增加,散射后的光斑、退偏振度將逐漸增大。後通過光學工程軟體( lighttools )對海水中的散射進行模擬實驗,研究散射與海水中粒子密度、粒子大和相對折射率的關系。實驗結果表明,隨著粒子、粒子密度和相對折射率的增加,散射的強度將顯著增加。
  19. Data processing is performed by pc , which includes detecting rough error by quartile method base on first order differential, adopting three points algorithm to eliminate deviations of rack displacement and installation, applying minimum containing area method to evaluate the sectional plane radius of roller and realizing it by genetic algorithm, adopting akima method to fit curve of roll profile

    主要的數據處理工作在上位機進行,採用基於差分法的分位數演算法剔除粗大誤差;採用三點式測量原理消除探頭的安裝及運動所產生的誤差;採用包容區域法評定軋輥,並應用遺傳演算法實現包容區域法的尋優計算;採用阿克瑪插值方法進行輥型的曲線擬合。
  20. Firstly, the domestic researches, which have been reported, are introduced. then the characteristic of the system in estimation of prestressing losses is analyzed by theoretical method, and the reasons that the elimination of tendon is large and test results are not consistent are pointed. using fem software ansys, anchorage zone of pylon are analyzed

    論文首先介紹了國內現階段對該問題的一些研究成果,然後從理論上分析了大噸位環向預應力體系在計算預應力損失方面的特點和造成張拉伸長量偏大且實測的數據離散性較大的原因,並採用國際權威的有限元分析軟體? ? ansys從理論上進行分析和索塔錨固區不利節段的足尺寸模型試驗進行校驗。
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