背軸面 的英文怎麼說
中文拼音 [bēizhóumiàn]
背軸面
英文
abaxial surface-
The author suggests that the three lithosphere - scale faults, lancangjiang fault, jinshanjiang - ailaoshan fault and axis fault in the middle of the basin, are the main geological structures that control the formation of basin, magmatism and metallogenic congregate district. the anticline structure with an axis of triassic strata and the related fault system within the basin, and gonglang arch - shaped folding structure in the south of the basin are the geological structure controlling the formation of ore fields. junctions of two or more faults with different orientation, interlayer cataclastic structural zone and oxidation - reduction ( redox ) boundary were the favorable position for the formation of ore bodies
認為瀾滄江斷裂、金沙江-哀牢山斷裂及盆地中軸斷裂這三條巖石圈斷裂是主要的控盆-控巖(巖漿巖)構造及礦集區尺度的控礦構造;盆地中以三疊系為軸的背斜構造及相關的斷裂系統、盆地西南緣公郎弧形構造等是礦田尺度的控礦構造;多組斷裂的交叉、層間破碎帶及地層柱中的氧化還原界面是形成礦體的有利部位。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。The limited hydrothermal karst and mixed zone beneath the anticline axis controls the porosity distribution of ordovician system and it is anticipated that surroundings of the axis of fold formed by compressional reverse orverthrusting during indo - chinese epoch and the coordinated area of morphology of anticline in the screen of buried hill and that of top surface morphology is the best position for development of the reservoir
局限的熱液巖溶和裸露的背斜軸部之下的混合帶對千米橋潛山奧陶系孔隙分佈具有重要控製作用,預期在印支期擠壓逆沖作用形成的背斜軸部,特別是潛山內幕背斜形態與潛山頂面形態相互協調的區域,應是儲層發育最好的部位。The radiation pattern of the antenna is more rotationally symmetric, and a more reduction on the sidelobe levels of the antenna is achieved as compared to the antenna with the corrugated soft surface. in conclusion, in the present thesis both theoretical and experimental research works have been carried out intensively on patch antennas based on photonic - bandgap structures. it is shown that our photonic bandgap structures can greatly improve the performance of the patch antennas
該平面圓環結構軟表面天線是在空氣介質的皺褶圓環結構軟表面天線的基礎上改進得到,為了便於比較,我們首先研究了空氣介質的皺褶圓環結構軟表面天線,用fdtd方法並結合pml吸收邊界條件對該天線的性能進行了研究,結果表明天線的帶寬增加,天線的軸對稱性得到了很大改善, e面和h面方向圖的波束幾乎重合,天線的旁瓣和背瓣受到很大的抑制。Connectors, receptacle, coaxial, radio frequency series c cabled, socket contact, flacqe mounted, rear mounted, class 2, detail specification for
C系列接電纜插孔接觸件背面法蘭安裝2級射頻同軸插座連接器詳細規范The main achievements are as follows : the theory models of defect mfl field are set up ; based on the magnetic dipole model and finite element model, the distribution of defect mfl field is simulated in the dissertation ; the component of flux density ( magnetic filed ) parallel to the surface of pipe is detected by a circumferential array of hall probes ; the factors including defect geometry parameters, defect surface angle and shape, pipe material, field intensity, vehicle velocity, background magnetization, operating pressure and remanent magnetization and so on influence the mfl signal characteristics
採用霍爾元件作為缺陷漏磁檢測傳感器,獲得管道軸截面漏磁場切向分量的漏磁信號;研究了缺陷外形尺寸、缺陷傾角和形狀、管道材質和磁化強度、檢測儀移動速度、管道背底磁場、管內壓力和剩磁對漏磁信號的影響。提出了各通道增益放大、各路漏磁信號偏離調整、波形微分、數字濾波和平滑等漏磁信號預處理方法;分析了等空間采樣的漏磁信號轉換為等時間采樣信號的必要性,研究了漏磁信號的小波去噪方法。When targets penetrated by flat - ended projectile, shear deformation along the penetration direction appears, at the same time compressive deformation also appears in the material that is in front of the projectile. the compressive deformation begins at the back surface of the target and spreads inward
鈍頭彈侵徹下,側壁材料發生軸向剪切變形,同時,彈體前方的材料發生壓縮變形,壓縮變形首先在靶板背表面開始,而後自背表面向靶內傳播。Analysis of near - field distribution and cross - polarization radiation pattern cavity - backed microstrip patch antenna on a uniaxial substrate
單軸各向異性背腔式微帶貼片天線的表面縫隙場分佈及交叉極化方向圖分析Costumes - the thangkas are painted or embroidered images rendered on cloth, silk or paper which is mounted on a cloth backing and may be rolled up like a scroll when not hung
服裝-唐卡是在布、絲綢或在布的背面裱好的紙上繪畫或繡花裝飾著色,當不掛起來時候可以像卷軸那樣捲起來。In basis of integer bush, the flange bush adopt high speed friction jointing, the materil are alluse 10 steel bracking, the surface sinter cupbsn 10 - 10tin and copper powder, have enough carrying capability and longer using life, not easy to flake off. suitable for engineer mechanism, panzer, train, pile driver, take the place of bronze cover, save the costs greatly, make the useful life longer
翻邊軸套在整體軸套的基礎上,採用高速磨擦焊接製作而成,材料全部採用以10井鋼背為基礎,表面燒結cupbsn10 - 10錫青銅粉,具有承載能力大,使用壽命長,不容易脫落等優勢,主要適用於工程機械,坦克,火車,打樁機上,以替代原來的青銅銅套,大大節約了成本,延長了產品的使用壽命。The longest diameter of this oval shape is oriented front to back, and the broadest part of the oval is against the mother ' s back
?們的橫切面也是卵形,長軸正對著腹面與背面,卵圓最寬的一端貼近背面。Midway through, however, this orientation shifts 90 degrees, and the long axis of the oval extends from the front of the mother ' s body to her back
不過到了中段,產道最寬的方位就轉了90度,也就是卵形長軸分別朝向孕婦腹面與背面。( 2 ) based on deterioration model of owerage bond stress of beam reinforcement accounting for effect of axial compression ration and number of displacement loops, and stress - strain relationship of the concrete in the joint core accounting for effects of both softening and confinement, the modified compression field theory was employed to simulate behavior of the joint core under loading reversals. analysis by means of the program jap on the tested specimens in this paper and those obtained from other researchers produced consistent results
根據本文建立的考慮軸壓比和位移循環次數影響的梁筋平均粘結應力退化模型和考慮軟化效應、約束效應的核心區混凝土應力應變關系,通過在試驗中得出的節點核心區混凝土、箍筋、節點正面、背面柱筋在反復荷載下的受力特點,利用斜壓場理論模擬節點核心區在反復受力過程中的受力狀態。With the help of this program, this paper does research on the moved backwards of the slide surface, lengthening the anchor section, the soil nail ' s total force, gets conclusion about relations between the soil nail ' s length and the slope ' s grade, height, soil ' s mechanical parameter ; relations between soil nail ' s total force and coulomb soil pressure. with the help of the large multiuse finite element program ansys, this paper analyzes the soil nailing in one - step ' s slopes, in two - steps " slopes, puts the emphasis on the axis force ' s distributing along the soil nail at each rows, the effect of both the excavating mode and the original slope figure to the axis force of the soil nail, the one another effect between the upper - step slope and the nether - step slope in the soil nail ' s axis force, gets conclusion about the design of soil nail at the first low, different slope body is the same with different excavating mode, the original slope figure has more effect to some than others because of the slope body, the reasonably design of the step width in two - steps slopes, the two - steps excavating and retaining has more virtue than the one - step ' s. through soil pressure analysis this paper does research on the differences and the links between the coulomb soil pressure theory and the rankin ' s, the vertical pressure at the slope surface when the slope surface is inclined and the retaining wall is rough, the soil pressure ' s distributing behind the panel, gets conclusion about the effect of both the slope body inner stability and the slope surface local stability to the soil pressure
通過分析比較,論證了對數螺旋線型比圓弧形作為邊坡的假設滑裂面具有較多的工程優點,並為此編制了一個採用極限平衡法分析土釘支護的fortran語言程序,以此作工具對滑裂面的后移、土釘錨固段的超長、土釘總力的大小等方面作了研究,得出了有關土釘的長度與邊坡的坡角、坡高、土體力學參數的關系、土釘總力與庫侖土壓力間的關系等結論;採用大型通用有限元數值分析程序ansys分別對採用土釘支護的一階邊坡、二階邊坡進行分析,重點是研究各排土釘的軸力分佈規律、開挖方式及原始邊坡形態對土釘的軸力的影響、上下階邊坡在土釘軸力方面的相互作用,得出了有關第一排土釘的設計問題、不同類型的土體應適用於特定的開挖方式、原始開挖出的邊坡形態對一些類型坡體的邊坡土釘支護有較大的影響而對另外一些影響不大、二階邊坡臺階寬度的合理確定、二階開挖及支護比一階時具有較多的工程優點等結論;通過土壓力分析對朗肯、庫侖兩種經典土壓力理論的區別與聯系、坡面傾斜及墻背有摩擦時的坡面豎向應力分佈、面板背土壓力的分佈形態作了研究,得出了邊坡支擋土壓力受坡體內部穩定與坡面局部穩定兩個方面的影響、土釘支護面板背土體中卸荷拱的存在對面板受力有利等結論。At present an important subject is researched on prediction methods of the initiation life of rolling / sliding contact fatigue of surface hardening layer based on shakedown theories under cycle contact loading for the strategies of applications of contact element, such as gears, bearings, and railroad rails
接觸體表面強化(噴丸、塗層)層的疲勞裂紋萌生壽命的研究,是當前齒輪、軸承等接觸件失效分析中的前沿課題。它具有重要而廣泛的工程背景。According to practical engineering demand in the military field, and after gaining lots of data about transducers oversea and inland, and with conbining the domestic fact, the whole design project of the micro triaxial vibration transduser was presented and demonstrated
本文以某實際軍事工程項目為背景,在查閱國內外大量傳感器方面資料基礎上,結合國內實際情況,提出了微型三軸振動傳感器的總體設計方案,並對該方案進行了論證。The reason of being widely accepted is attributed to the advanced management method, which suit the requirement of modern working force. this paper is based on the construction of production logistics and standard cost control system for wafangdian bearing group corporation. the concepts of production logistics in enterprise were presented ; the consistency between the infrastructure and characteristics of the production information was analyzed ; the significance of the production logistics management and the methods of constructing were illuminated
Erp作為新一代企業管理信息系統的代表,之所以能夠得到廣泛認同,歸功于其先進的管理思想的確適應了目前社會生產力發展的步伐,本文以瓦房店軸承集團有限公司生產物流與標準成本控制系統的建設為背景,介紹了物流管理領域中企業生產物流的概念,分析了生產物流信息在構成及特點方面存在的一致性,闡述了生產物流管理的意義和生產物流管理系統的構建方法。分享友人