針間距 的英文怎麼說

中文拼音 [zhēnjiān]
針間距 英文
needle gauge
  • : Ⅰ名詞1 (縫衣物用的工具) needle 2 (細長像針的東西) needle like things 3 (針劑) injection; sh...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • : Ⅰ名詞1 (距離) distance 2 (雄雞、雉等的腿的後面突出像腳趾的部分) spur (of a cock etc )Ⅱ動詞...
  • 間距 : interval; separation; spacing; espacement; space; spacing; space length; range; unpack; step
  1. On the basis of the others, according to the constructional feature of the constitution of the composed soil nails, the computation mode of the he strut frame made of composed soil nails was set up to analyze the distortion of the he strut frame made of composed soil nails when it is stressed. with the engineering data, the strut frame made of composed soil nails is analyzed with the program ababqus, and the effects of the distortion characters, the property of the deposition of the ground, the mechanical property of the soil nails, the variation of the length and the separation of the soil nails, and the diametric of the mixing piles on the strut frame made of composed soil nails, and the distortion property of the strut frame made of composed soil nails under different ground conditions

    在總結前人的研究成果下,對復合土釘墻構造的特點,建立了模擬復合土釘墻受力變形的計算模型,並結合工程實測資料,運用大型通用有限元程序ababqus對復合土釘墻進行了有限元分析,詳細討論了復合土釘支護結構開挖過程中的變形特性、地面沉降性狀、土釘受力性狀;土釘長度變化、土釘變化、攪拌樁樁徑變化對復合土釘支護結構的影響;復合土釘支護結構在不同地基條件下的變形特性。
  2. Usually the distance from needlepoint to the first barb is in counterpart with the distance between barbs. the beyond of different distance between barbs is indicated by each letter

    通常尖至第一鉤刺的離是與鉤刺相對應,每個字母表示以上不同的鉤刺
  3. For two up and down jets plunging into a cushion pool, two factors of up depth and down depth of water cushion are first introduced actually, then the methods calculating the reasonable depth of cushion pool and the reasonable distance between up jet and down jet are introduced

    對上、下雙股水舌入射水墊塘時水墊塘底板上的壓力變化規律,首次根據射流理論提出了上、下水墊深度的概念及其計算方法,並進而提出了計算水墊塘合理深度及水墊塘內水舌合理入水的方法。
  4. To solve the inaccuracy problem caused by the two existing methods ( average end - area method and prismoidal method ) used for the calculation of roadway earthwork volume, this paper puts forward a new concept of the 3 - dimensional algorithm that takes all the roadway geometric design procedures as a kind of geometrical operation between the ground model ( original terrain model ) and the roadway model ( designed model ) under certain constraints, and then presents a complete 3 - dimensional algorithm of roadway earthwork volume as well as its executable computer program. the algorithm benefits from the re - triangulation technique of constrained delaunay triangulation ( cdt ), which can yield a true volume value theoretically. through a number of practical tests covering varied intervals between adjacent cross sections, it is proven to possess a higher accuracy compared with that of traditional methods. all the work involved in this paper indicates that the 3 - dimensional calculation of roadway earthwork volume is feasible, more accurate and should have further application in practice

    對目前廣泛使用的道路土方量計算方法平均斷面法和稜柱體法計算不準確的缺點,提出了三維土方量計算演算法的概念.該演算法以帶約束的狄羅尼三角化( cdt )為技術核心,認為所有道路幾何設計過程都是地面模型和道路(設計)模型進行幾何運算的結果.基於此,本文設計出相應的演算法步驟,同時完成了相應的軟體開發,使得該三維演算法能和傳統的方法進行對比.此外,結合工程實例,採用了不同的道路橫斷面對三維計算方法和傳統方法的誤差進行比較、分析.結果證明三維演算法具有更好的精度,該演算法可用於道路、場地平整等工程土方量計算
  5. The algorithm can be applied to connection routing in pcbs with various pad geometry and pad sizes, with different wire widths and variable distances between wires. the basic element in routing is the search line with a given destination. the main features of the router are the target orientation of the search lines, the routing efficiency is guaranteed by rationally designed data structures and by the ability of searching around obstacles, the small amount of working storage and the reasonably short routing time

    該布線演算法適用於焊盤外形尺寸不一,線寬及線離可變的印刷電路板布線,其基本要素是帶有預定終點的探索線,特點是線探索具有目標對性,設計合理的數據結構及靈活的繞障探索方式可大大提高搜索效率,所需存儲量小,布線速度快。
  6. 4. as for the design of this kind of structure mentioned above, the thesis " ana1yzed " systematica1ly the inf1uence of the over1ay of the two - - way reinforcement on its u1timate. 1oad capacity, the deciding of such important factors as the depth - - span ratio and the rib spacing etc

    對周邊支承雙向密肋夾心樓蓋的設計,本文結合實例,較為系統地分析了兩向鋼筋重疊對樓蓋極限承載力的影響以及樓蓋高跨比、肋等參數的取值等問題,為該類樓蓋的設計提供參考。
  7. Detail specification : mechanically actuated zero and low insertion force sockets for pin grid array devices with 2. 54 mm 2. 54 mm 0. 1 " 0. 1 " spacing for use in electronic equipment

    詳細規范:用於電子設備的2 . 54mmx2 . 55mm式格子排列裝置的零和低插入力機械啟動插孔
  8. Biologists already have crude techniques for patterning bacteria, including dipping an array of evenly spaced pins into a bacterial solution and letting the drops fall onto a fresh surface

    生物學家已經能夠利用簡單的辦法來排列細菌,其中包括將排列整齊相等的一組頭浸入細菌溶液中,然後將液體滴到干凈的物體表面。
  9. Then in - depth analysed some key technologies including the webpage content extracting, the website topological structure analysis, the website subject analysis & indexing and the website retrieval. especially, some novety solutions, such as the content extraction methology based on the space length of tags, the website tree construction methology based on the similarty of directory in url, and the website concept methology basd on the structure of website, are proposed. finally on the basis of the algorithms and theory, the intellectual websites retrieval system is built and the experiments proved that it can achieve better results

    根據以上研究目的,本文首先分析了智能網站檢索技術的構造與實現,提出了基於主題標引的智能網站檢索系統的系統結構與實現策略,之後對系統中的主題分析、標引與檢索等關鍵技術進行了深入分析,對主要技術難點重點討論了網頁正文抽取,網站拓撲結構分析,網站主題獲取等相關實現技術,提出了基於標簽的正文抽取演算法,基於url目錄相似度的網站結構分析演算法和基於網站結構的網站主題概念獲取演算法等解決方案。
  10. Based on the genetic algorithm ' s global searching capability with probability regulation and euclid ' s space distance metric to settle multi - objective, the algorithm that integrates multi - objective ' s decision - making into the modified genetic algorithm to solute the optimal model with discrete variables and multi - objective is proposed. during the algorithm ' s design, the euclid ' s space distance metric is proposed to transform the multi - objective problem into single objective problem. and some modified measure to fitness function and crossover probability and mutation probability are used to improve the performance of the algorithm and avoid premature convergence

    演算法設計過程中,利用歐幾里德空離準則和罰函數法,將含有約束條件的多目標規劃問題轉化為無約束的單目標優化問題;對簡單遺傳演算法出現的早熟,構造隨進化代數動態調整適應度的適應度函數和隨個體適應度自適應調整的交叉、變異概率;提出比例選擇與精英保留策略相結合的選擇、兩點交叉和簡單變異的改進遺傳演算法。
  11. And then, the paper analyses the reason engaged in the directional property of underwater acoustic transducer and array, discusses the physical parameter of the directional property. to point acoustic source equal spacing linear array, the dissertation makes experiment analysis and simulation

    分析了水聲換能器及基陣指向特性形成的原因、表徵指向特性的物理參數,並對點聲源等線列陣的指向性進行了數學、實驗分析與方
  12. The research achievements are as followed : studying the shortages and the improved methods of gm ( 1, 1 ) grey prediction model, considering the characteristic of the transformer chromatographic data, bring forward the method for converting a series of data which are sampled in different interval into a series of data in the same interval. the weakening operator is applied to reconstruct the transformer chromatographic data for attenuating or eliminating the influence of randomicity. the improved prediction model for power transformer interior fault is constructeded

    主要取得了以下研究成果:通過對gm ( 1 , 1 )灰色預測模型的缺陷及其改進方法的深入研究,對變壓器色譜數據序列的特有規律,提出了原始非等色譜數據序列的等處理方法,運用弱化運算元改造原始序列,淡化或消除原始色譜數據序列由於受各種隨機因素影響所具有的隨機性,給出了適用范圍更廣的變壓器內部故障改進灰色預測模型的建模方法。
  13. The experiments have tested the rigidity of connections that is the m curve of connections, researched two kinds of destruction modes of beam - to - column connections, analyzed stress of the plate and the influence of the member ' s plate thickness, the quantity of self - drilling screws, the diameter of self - drilling screws, the interval of self - drilling screws to the rigidity of connections

    實驗對連接節點的剛度即連接的m曲線進行了測試,並著重研究樑柱節點的兩種破壞模式,分析了板域的應力分佈以及構件的板厚、連接螺釘的數量、直徑以及螺釘對連接節點剛度的影響。
  14. The distrbution function of intersections is proposed for the case that a long needle is thrown randomly in a double grid system ( equally unit - spaced )

    摘要考慮在為1的區域足夠大的方格子系統中投入長度為( 0 , + )的時,與方格子的橫軸和縱軸的交點總數的分佈問題。
  15. Abstract : in the light of the problem of multiple variables restrain in the design of pipe heat exchanger, it is proposed taking three variables, the pipe length, ratio between the table flap space and the shell outer diameter, and ratio between the pipe space and the pipe outer diameter, as optimization criterion

    文摘:對管式換熱器設計過程中幾何關系的多自變量約束難題,提出了以管長、折流板與殼外徑之比、管與管外徑之比三個設計變量作為優化判據。
  16. Dilution and dispersion in constant horizontal flow and bottom multi - port discharging was studied in accordance with the hydraulic model test. the influence of diffusion parameters ( jet angle, jet velocity, number of nozzle, riser space ) and environmental parameters ( water depth, water velocity ) on dilution were analyzed. the experimental results show that environmental parameters have prominent effects on wastewater dilution and dispersion, in addition to that, diffuser design parameters have significant influence on wastewater dilution and dispersion. for bailonggang outfall zone, jet angel is 10 or so, nozzle number is 16 or so

    藉助於人工模型試驗,分析了恆定橫流底部多孔排放時擴散器設計參數(射流角度、射流速度、噴口個數) 、上升管)及環境參數(環境水深、環境流速)對污水近區稀釋擴散效果的影響,實驗結果表明,除了環境條件對污水稀釋擴散效果影響明顯之外,擴散器設計參數對污水的近區稀釋擴散也有顯著的影響,對白龍港排放口水域,噴口射流角度宜控制在10左右,噴口個數取16個
  17. Firstly, for jet array impingement cooling, the effects of the distance of adjacent holes, the impinging distance and jet reynolds number on heat transfer characteristic at the target wall are summarized under staggered holes arrangement and the same hole diameter. and then, the numerical simulation of inclined multi - hole film cooling has been studied. the influence factors examined in this case include blowing ratio and the distance of adjacent holes

    首先通過對射流沖擊冷卻方式的研究,分析了相鄰孔、沖擊以及射流入口雷諾數對沖擊靶面換熱系數的影響情況,然後對多斜孔冷卻方式進行了數值模擬,重點探討了吹風比和相鄰孔對絕熱溫比與壁面換熱系數的影響規律,最後,對沖擊-發散復合冷卻流場的計算物理模型,研究吹風比、相鄰孔的變化對沖擊-發散復合冷卻流動與傳熱特性的影響。
  18. Studies on the methods for fiber tip fabrication and tip - sample distance controlling, which are vital for high quality snom imaging, were the research focus of the first part of the theses

    對近場光學顯微鏡而言,光纖探制備與探-樣品控制是保證成像質量的兩個關鍵因素。
  19. A snom with a scanning area as large as 80mm x 80mm was constructed for measurement of waveguides with large dimension. the varying of light intensity above an optical waveguide with the tip - sample distance has been measured using the snom

    為了檢測大尺寸光波導,搭建了一套大范圍近場光學顯微鏡,其檢測范圍可達到80mm 80mm ,並測量得到了光波導表面的光強隨探樣品變化曲線。
  20. As the targets flying in groups may spread over several range of cells and their doppler frequencies are time *. varying, a scheme of target number detection in groups on a conventional low *. resolution radar is proposed based on a time *. range *. doppler image cube which is constructed by substituting a time *. frequency transform for the fourier transform in the conventional range *. doppler imaging

    對實際編隊目標在離上的分佈特性和目標多普勒頻率的變化規律,利用聯合時頻變換代替傳統傅立葉變換,建立目標時-離-多普勒立體像,提出一種基於立體像的目標架次檢測方法。
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