極限行距 的英文怎麼說

中文拼音 [xiànháng]
極限行距 英文
limit line spacing
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • : 行Ⅰ名詞1 (行列) line; row 2 (排行) seniority among brothers and sisters:你行幾? 我行三。where...
  • : 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...
  1. The research shows that : 1 ) the ductility of the hsc bending members constructed is much greater than 5 ; 2 ) increasing the vertical links and distribution steel can increase the deflection under ultimate moment ; 3 ) with appropriate compressive bars, vertical links and distribution steel the increase of moment after yield and the decrease of moment under ultimate moment can be ignored, so the ductility of the hsc bending member is much larger ; 3 ) the width / depth ratio of hsc bending member has no obvious effect on the ultimate compressive strain of concrete ; 4 ) the method used here to calculate the deflection is applicable ; 5 ) the location of crack coincides with the location of vertical links and distribution steel ; 6 ) the bending property of the hsc structure under the blast load can meet the demand of protective engineering

    研究表明:本文研究的梁、板構件的延性比遠大於5 ;增加箍筋(鉤筋、分佈筋)含量,可以提高壓區混凝土剝落時的撓度;在適當的受壓筋、箍筋(鉤筋、分佈筋)含量下,可以忽略壓區混凝土剝落瞬間的承載力下降,從而大大提高構件的延性;受彎構件的寬高比對壓區混凝土應變的影響不明顯;受彎構件的裂縫間受箍筋(鉤筋、分佈筋)的布置影響;文中所用的承載力和變形計算方法是可的。化爆試驗表明,高強混凝土構件的動載抗彎性能能夠滿足防護結構的要求。
  2. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應電機進了深入細致研究,內容包括: ( 1 )本文採用有波面電流作用於有長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數半填槽雙層繞組在採用整和短時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有元軟體ansoft對大圓環直線感應電機空載氣隙磁場進了靜態分析,並分析了結果; ( 3 )用軟體進了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單性霍爾元件測定轉速並與軟體計算結果進了比較,採用等效電路法計算了堵轉時的最大電磁力並做實驗進了驗證,由實驗測得了三相電流波形,並與計算結果進了比較,對其不對稱性進了定性分析。
  3. " in order to ensure flight safety the cad has been active in promoting new safety requirements relating to the avoidance of fatigue in aircrews and to this end, the flight time limitations working group ( ftlwg ) was established in 1997

    發言人說:為了保障飛安全,民航處一向積推廣避免飛員過勞的新規定。飛時間制工作組遂於一九九七年成立,檢討有關計劃的現條文,並且因應超長航運作而訂立所需的要求。
  4. Abstract : on the basis of site actual measurements, the safety of the combined mining of 16 and 17 thin seams under water body in the 4th mining area of zhaopo coal mine was evaluated by means of inversion analysis and numerical modeling. some relevant mining scheme and technical measures were worked out so as to ensure smooth production

    文摘:以現場實測結果為基礎,利用反演分析和數值模擬計算手段對趙坡煤礦四采區下山部分老空區水體下離的16 、 17薄煤層聯合開採的安全性進了評價,並制定了相應的開采方案和技術措施,保證了生產的順利進
  5. This article describes a way of special ultrasonic system which monitors thermal stress in seamless welded rails. this monitoring system is a non destructive testing system, which adopts avr mcu and high - precise time chip processing as the core of it, and adopts the critically refracted longitudinal wave as the object of measuring. my studying focuses on the theory of the monitoring system, which will be listed in this arctile : according to the snell theory, the theory of motivating of critically refracted longitudinal wave is described in details, and the finite element software is used to emulate the propagating course. the formulas of calculating the pts of swr are taken from the acoustoelasticity theory, and the calculating the parameters is introduced. according to assemble materials, three kinds of ways of monitoring the pts of swr using critically refracted longitudinal wave are described, which are measuring the sound - time in changeless distance, ultrasonic critical - angle refractomery and frequency spectrum, the first way of ways is used in this experiment system. the factors, which effect the monitoring system, are assaid in some degree based

    本文的研究工作重點在無縫焊接鋼軌溫度應力測量系統的理論模塊,包括根據snell原理,研究折射縱波的激發機理,並使用有元軟體ansys進模擬;根據聲彈性理論以及公式推導出計算無縫焊接鋼軌中的溫度應力的公式,並對其中參數的求解方法進介紹;根據收集的資料,介紹了三種使用折射縱波測量無縫焊接鋼軌溫度應力的方法,即固定離測量聲時法、臨界角折射法和頻譜分析法,本實驗系統使用的是第一種;根據實驗經驗以及相關資料,分析了影響折射縱波測量溫度應力的幾個因素,並提出了相應的解決方法;根據實驗系統的需要,獨立設計並加工出相關配套的實驗設備,包括實驗鋼塊、有機玻璃楔塊、固定件、載荷外框裝置等。
  6. In the case of dipole model, it gets the precision distribution of the electric field of the inside and outside of the particle by solving the laplace equation. the influences of the separation distance of the particles on the shear yield stress are investigated. and the result of the laplace is also contrasted with the result of the finite element by ansys software

    化的狀況下,利用求解laplace方程,求解出多粒子下粒子內部的和周圍的局部電場的表達式,求解出粒子表面的化電荷、粒子內部的和外部的局部電場,考慮了粒子間對局部電場的影響,還分析了,在不同外加電場下對局部電場的影響,並且與ansys有元的數值結果模擬進了對比。
  7. Shared resources of “ tife ” and “ guangzhou fair ” : tife will be held during october 18 - 21, 2005, simultaneously with the “ 98th guangzhou fair ”, and share the enormous foreign buyers resources ; exhibition hall is nearer than guangzhou fair pazhou hall : guangzhou new stadium exhibition center is only 10 minutes ' drive to guangzhou fair liuhua hall ; as a comprehensive exhibition, “ guangzhou fair ” provides limited booths for textile industry

    「紡交會」與「廣交會」資源共享:會議時間定於2005年10月18 - 21日與「 98屆廣交會」同期舉,共享其龐大的外商資源;比廣交會琶洲館更近的館:廣州新體育館展覽中心廣交會流花館僅10分鐘車程; 「廣交會」為綜合性的博覽會,對紡織業所提供的展位其有
  8. Bearing capacity and displacement are two main problems in the application of geotechnical engineering. based on a series of pull - out tests using three kinds of paper and a sort of window screening as geogrid, twenty - seven in limit and several in working - stress geogrid - reinforced slope model tests designed through orthogonal principle have been conducted to have obtained the relationship between the bearing capacity and four factors ( i. e. reinforcement, angle of reinforced slope, the designed - length of reinforcement and the distance between layers of reinforcement ). the law of slope lateral ( horizontal ) displacement versus to the height of slope vary with external - load was derived from the model test data, and the main factor affecting the lateral and vertical displacement of geogrid - reinforced slope was obtained through analysis

    承載力(強度)和變形是巖土工程應用領域的兩大主要問題,本文以紙和窗紗布模擬加筋土邊坡的土工格柵,在一系列拉拔試驗的基礎上,以正交設計理論分別安排27個應力狀態和若干個工作應力狀態加筋土邊坡模型試驗,並以模型試驗獲得的數據為依據,採用誤差、差及回歸分析方法,探討了加筋土邊坡承載力與筋類、筋長、層間、坡角4因素的相關關系,獲得了在外荷載作用下加筋土邊坡的側向位移隨坡高的變化規律(並進了定性解釋)和坡頂的豎向位移特性,並分析其主要控制因素。
  9. Especially, linbo _ 3 optical modulators, using m - z waveguides and traveling - wave electrodes, are essential for high - speed and long - haul optical fiber transmission systems since the wavelength chirp is very small and the effect of the fiber dispersion is minimized

    採用波電的m - z型外調制器調制速率高,波長的啁啾噪聲理論上為零,幾乎不受光纖色散的制,已成為高速長離光纖傳輸系統必不可少的器件。
  10. Especially, linbo3 optical modulators, using m - z waveguides and traveling - wave electrodes, are essential for high - speed and long - haul optical fiber transmission systems since the wavelength chirp is very small and the effect of the fiber dispersion is minimized

    採用波電的m - z型外調制器調制速率高,波長的啁啾噪聲理論上為零,幾乎不受光纖色散的制,已成為高速長離光纖傳輸系統必不可少的器件。
  11. In order to fully develop the theory of squeezed branch piles, in particular, the justification of its superior performance in terms of the bearing capacity and sinking displacement, we have derived the analytical formulas of the axial load and the strain at arbitrary depth ; based on existing static loading test results and research on belled pile, together with the analysis of on - site testing data, we have applied the expand theory on sphere holes to the computation of radial stress of squeezed branch piles under hole expansion ; taking the oil pressure of hole expansion in to account, we have find the a branch force under certain hole pressures, hence we can estimate the maximum bearing capacity of single piles ; we have introduced the experiential formulas for the bearing capacity of squeezed branch piles based on its stress characteristic and pile testing data ; we have also done numerical simulations of squeezed branch piles utilizing finite element method software ansys ; we have matched the simulation res ults with those of on - site basic load experiments, regenerating the distributions of stress fields and strain fields of squeezed branch piles, and from those distributions, we can determine the optimal distances between plates and piles

    為了完善支盤樁的設計理論,探求支盤樁高承載力和低沉降量的內涵,本文推導出了支盤樁任意深度的截面荷載以及位移隨深度變化的理論公式;基於已有的靜載試驗成果及有關擴底樁的研究成果,從對現場測試數據的分析,將球形孔擴張理論引入到支盤樁擴孔時徑向應力的計算,考慮到擴孔時的油壓數據,求得某一孔壓下的支盤力,據此估算單樁承載力;同時根據對支盤樁的受力特點和試樁數據的分析,提出了支盤樁承載力計算的經驗公式;用有元分析的方法,利用大型有元分析軟體ansys對支盤樁進數值模擬,並將模擬結果同現場的靜載試驗結果進對比,再現了支盤樁在荷載作用下土中應力場和位移場的變化,根據應力場和位移場的變化范圍,指出最佳盤間和樁間;為支盤樁的設計和施工提供了一個可量化的設計依據。
  12. It is recommended to conduct injection - production tests under different spacing to decide technical limit spacing according to production well performance

    現場可進幾種不同井下的注采試驗,然後根據各種井下採油井的動態情況來定性判斷低滲透砂巖油藏技術
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