橫向中和軸 的英文怎麼說
中文拼音 [héngxiàngzhōnghézhóu]
橫向中和軸
英文
transverse neutral axis- 橫 : 橫形容詞1. (蠻橫; 兇暴) harsh and unreasonable; perverse 2. (不吉利的; 意外的) unexpected
- 和 : 和動詞(在粉狀物中加液體攪拌或揉弄使有黏性) mix (powder) with water, etc. : 和點兒灰泥 prepare some plaster
- 軸 : 軸Ⅰ名詞1. (圓柱形的零件) axle; shaft 2. (對稱部分的直線) axis 3. (圓柱形的纏繞器物) roller; spool Ⅱ量詞(用於纏在軸上的線以及裝裱帶軸子的字畫)
- 橫向 : broadwise; infeed; crossrange; abeam;transverse; transverse direction; cross; crosswise; lateral;...
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The most achievement is that we firstly obtain the analytic accurate solution of the modal fields of the waveguide structure and find some available character : ( 1 ) the different uniaxial crystal materials have the different propagation properties ; ( 2 ) when the optical axis of the crystal is on the plane that is made up of the normal direction of the waveguide plane and the propagation, there are te mode and tm mode in this special waveguide, but the principal mode is different of the character of the uniaxial crystal, the principal mode is the principal mode of te mode for the negative uniaxial crystal, but the one of tm mode for the positive uniaxial crystal ; ( 3 ) when the crystal optical - axis parallel to the waveguide plane, for the positive uniaxial crystal material, the principal mode of the waveguide is a te wave, which can be excited by the light at any frequency ; when the light frequency satisfies a single mode propagation condition, there will be only the principal mode propagating in the waveguide, otherwise some of the higher order modes can be excited, which are neither te modes, nor tm modes, but the hybrid guided modes
本文就是在此背景下,利用金屬波導和單軸晶體的一些特性,結合麥克斯韋方程組和波導的邊界條件,從三種不同的情況研究了光在對稱平面單軸晶體金屬波導(波導層是單軸晶體,兩個波導界面均為金屬)內的傳輸特性,其主要貢獻為,首次解析地得到了這種波導結構下模式場的精確解,並發現了一些有用的特性: ( 1 )模式場的性質因單軸晶體的性質不同而異; ( 2 )當單軸晶體光軸位於波導界面法方向與傳輸方向構成的平面內時,波導中傳輸te波和tm波,只不過其主模因單軸晶體的性質不同而異,當波導層介質為負單軸晶體時,波導主模是te波主模,而波導層介質為正單軸晶體時波導主模是tm波主模。 ( 3 )當單軸晶體光軸位於波導面內時,對于正單軸晶體,波導的主模是橫電波te _ 0模,任何頻率的光波均可激勵該模式;當光波波長滿足一定條件時,波導內傳輸單模,否則,將激勵起高階模式,高階模即匪te波,也匪tm波,而是兩者耦合而成的混合模。Agricultural irrigation equipment - centre - pivot and moving lateral irrigation machines with sprayer or sprinkler nozzles - determination of uniformity of water distribution
農業灌溉設備.有噴嘴或噴霧咀的橫向移動排灌機械和中心軸.水分配均勻性的測定The impact tests were carried out at the mid - span, and internal pressures of ompa, 5mpa, lompa and 15mpa were used in addition to the tests with water. the critical energy of perforation and the ballistic speed was measured, and the various types of rupture were identified from the section of the test specimens. force - time curves and internal pressure - time curves were obtained from experiment
實驗中記錄了沖擊力時程曲線和內壓時程曲線,測量了鋼管軸向和周向橫截面的變形,得到了不同工況下的破壞模態、臨界穿透能量以及彈道極限速度,並找到了臨界穿透能量隨內壓的變化規律。The finite element model and result are given. the influence on displacement of different finite element model ' s lateral boundary and the cavities " radius and the variety of dynamic stress concentration at different ratio of long - axis divided to short - axis and material are discussed
給出了有限元模型和計算結果,討論了有限元橫向邊界不同和孔徑大小不同的情況下對位移的影響,還討論了不同長短軸比和不同材料情況下動應力集中系數的變化。Furthermore, the dual integral equations can be reduced to the fredholm integral equations of the second kind and solved by numerical procedure. at the end of this chapter, the numerical analysis for dynamic interaction characters of saturated half - space / layered ground and circular plate is evaluated. finally, the solutions for 3 - d dynamic responding of elastic rect
基於橫觀各向同性飽和半空間/有限層地基非軸對稱波動方程的通解,按混合邊值問題建立飽和地基與彈性圓板非軸對稱動力相互作用的積分方程,求解積分方程后得到橫觀各向同性飽和地基上圓板非軸對稱動力響應的一般解,並分析了飽和地基上圓薄板和中厚板振動的若干特徵。The author believes that government should establish regional economic development strategy from the angle of the whole country and build the regional economic relationship with internal and external circle. the establishment of regional strategy should be guided by the view of market. the government should forcefully propel the establish of central and western regions " factors markets, nature the central region of economic development, enhance the reform strength in central and western regions, deepen the open to the outside, build the growth foundations recycling around the hi gh technology, develop the rural and town enterprises, propel the economic connection and cooperation between the central and western region, and prompt the fundamental transform of the economic system and the way of economic growth in the central and western region
作者認為,應從全國角度科學地制定分區域的經濟發展戰略,合情合理地確定一個區域的發展方向,建立內循環與外循環相結合的區域經濟關系,區域戰略的制定始終貫徹市場的觀念,政府要積極推動中西部要素市場的建立,有計劃、有重點地培育經濟發展核心區,加大中西部地區改革力度,擴大對外開放,積極建設以高新技術產業為核心的增長極軸,大力發展中西部地區的鄉鎮企業,多種手段促進東中西部地區橫向經濟聯合與合作,切實推進中西部地區經濟體制和經濟增長方式兩個根本性轉變。Abstract : approximate methods for calculating aerodynamic heating rates on space shuttles are discussed. various methods are given for predicting the heating rate at axisymmetric stagnation points, general three dimensional stagnationpoints and the leading edge stagnation point of wings. numerous laminar and turbulent heating techniques for flat plates and cones are analyzed and compared. a brief review of some methods is presented to predict heating rate for winward centerline and lateral direction off the symmetry plane. the results show that the methods are simpler and can guarantee enought precision for predicting aerodynamic heating environment of space shuttles
文摘:介紹了國內外預測航天飛機氣動加熱的工程計算方法.給出了軸對稱、非軸對稱和機翼前緣等各種外形駐點熱流密度的計算,分析和比較了平板、錐體的層流和湍流熱流密度計算的各種方法,概述了航天飛機迎風面中心線和離開中心線橫向熱流密度的計算.計算結果表明,本文方法用在航天飛機氣動熱環境初步設計中比較簡單並且有足夠精度Abstract : artifical intelligence methods are implemented to simulate thebehaviors of axially and laterally loaded piles using the field observation tests data obtain ed f rom the drilled shafts and driven piles. the optimal neural network model is deve loped using only simple input data of spt - n values and piles ' geometrical featu r es etc. the analysis for r. c piles of some projects is performed adopting the bp n n and grnn models respectively, and the obtained predicated results are compared w ith the data from conventional design method. it demonstrated the obvious advanta ges of neural networks in the design of pile foundations over the traditional me thods. this paper has an important practical significance and a referential worth iness in the design of pile foundations
文摘:根據鉆孔樁和打擊樁的原型試驗觀測的數據,運用人工智慧方法對橫向承載樁和軸向承載樁的工作特性進行模擬,並利用標準貫入試驗( spt - n )值和樁的幾何特性等簡單的輸入數據,開發出相應的優化神經網路模型;然後,運用反向傳播神經網路模型和廣義回歸神經網路模型分別對某工程的鋼筋混凝土樁進行分析,並將求得的預測結果與常規設計法的結果進行比較,結果表明神經網路方法比傳統方法有明顯的優越性,在實際工程設計中具有重要的參考價值和現實意義。Irrigation techniques. centre pivot and moving lateral systems. part 1 : presentation of the technical characteristics
灌溉技術.中心軸旋轉和橫向移動澆灌系統.第1部分:技術特徵的顯示Irrigation techniques. centre pivot and moving lateral systems. part 2 : minimum performances and technical characteristics
灌溉技術.中心軸旋轉和橫向移動澆灌系統.第2部分:最低性能和技術特徵The longitudinal stresses in the tunnel structure calculated by using the model of tamura & okamoto are obviously greater than the stresses in transverse direction obtained by using two dimensional finite element analysis. it is proposed that the axial and bending stresses should not be ignored for the underground structural design
計算結果表明,由彈簧質量模型算得的地下結構在地震作用下縱向振動和橫向振動產生的縱向和彎曲正應力及剪應力明顯高於由二維平面有限元算得的橫向平面內產生的正應力和剪應力,由此可見軸向應力和彎曲應力是地下結構抗震設計中不容忽視的因素。This measuring system is to recognize the log " s cross - section and the log " s axial profile in the image through the processing on the images, get the area value of cross - section and log length, so have the volume value by a certain formula for volume
本系統通過處理原木圖像,識別出圖像中原木橫截面和原木軸向廓形,從而計算出原木的橫截面面積和材長,經一定的材積計算公式得出原木的材積值。According to different transverse difference in temperature and lengthways difference in temperature, the paper gave the method of computing temperature effect including : 1 ) the stress ot1 caused by nonlinear difference in temperature. 2 ) the constrain stress o t2 in undetermined structures by equivalent difference in temperature. 3 ) the constrain stress ot3 caused in undetermined structures by even difference in temperature tm
針對具有不同性質的橫向溫差和縱向溫差,本文分別提出了預應力結構的溫度效應的計算方法,包括: 1 )非線性溫差引起的自約束應力_ ( t1 ) ; 2 )等效線性溫差引起的超靜定結構的約束太原理工大學碩士學位論文應力民3 )均勻溫差tw引起超靜定結構中的約束應力4 4 )均勻溫差tm引起梁的軸向變形受到柱的側向約束,與預應力筋的溫度變形之間的差異引起的預應力的變化。Both the effect of substrate deformation and the state of large deflection of the microbridge are involved in the theoretical expression. furthermore, the distribution of axial stress in the micro bridge is discussed in detail by taking different shapes of cross section into consideration. and a shape factor is introduced into the expression, which simplifies the theoretical expression
理論上對薄膜微橋法的公式進行了進一步的化簡,在考慮襯底變形貢獻和大撓度的基礎上,進一步探討了微機械加工過程中不同橫截面形狀的情形;並對矩形和梯形截面微橋的軸向應力分佈作了分析,補充和發展了薄膜微橋法的理論;引入了橫截面形狀修正因子,簡化了公式的表達和計算。Test procedure for determining the uniformity of water distribution of center pivot, corner pivot, and moving lateral irrigation machines equipped with spray or sprinkler nozzles
裝有噴霧器和噴嘴的中心旋轉軸彎頭旋轉軸和橫向移動的灌溉機噴水均勻性測定試驗程序Transverse neutral axis
橫向中和軸Irrigation techniques - centre pivot and moving lateral systems - minimum performances and technical characteristics
灌溉技術.中軸和移動橫向支撐系統.最低性能和技術特性Agricultural and forestry machinery - centre pivot and moving lateral types irrigation machines - safety
農業和森林機械.中心樞軸和橫向移動式灌溉用機器.安全性Agricultural and forestry machinery - centre pivot and moving lateral types irrigation machines - safety ; german version en 909 : 1999
農業和林業機械.中心旋轉軸式和橫向移動式噴灌機.安分享友人