surface front 中文意思是什麼
surface front
解釋
地面鋒-
The characteristic surface is essentially an acceleration front.
特徵曲面實質上是一種加速度波的波陣面。 -
On the penultimate blank page of a book of inferior literary style, entitled sweets of sin produced by bloom and so manipulated that its front cover came in contact with the surface of the table with a pencil supplied by stephen stephen wrote the irish characters for gee, eh, dee, em, simple and modified, and bloom in turn wrote the hebrew characters ghimel, aleph, daleth and in the absence of mem a substituted goph, explaining their arithmetical values as ordinal and cardinal numbers, videlicet 3, 1, 4 and 100
在用低俗文學體裁寫的一本題名偷情的快樂的書是布盧姆掏出來的，他擺得很巧妙，使封面和桌面接觸那底封前倒數第二張空白襯頁上，斯蒂芬用一管鉛筆斯蒂芬提供的以簡略體與裝飾體寫下相當于g a d m的愛爾蘭語字母117 。布盧姆則寫下希伯來字母ghimel aleph daleth和qoph這是用來代替所缺的mem的。他還說明，這些字母作為序數及基數的算數值，各自代表三一四及一百118 。 -
A light piece of wood, similar to the flat side of an orange crate, had its front surface charred.
一塊重量輕的木頭，其形狀與桔籃的扁平籃壁相似，前面被燒焦了。 -
On the base of these theory calculations, we passivated the front - surface both of different surface doping concentration solar cells by a thin layer of thermally grown sio2. the results show that the in heavy surface doping concentration cell is lower compared to the cell in light surface doping concentration. the majority of improvement in comes from the emitter surface passivation
接著採用sio2作為鈍化膜，從實驗上比較了在不同表面濃度下單晶硅太陽電池的鈍化效果，結果表明在高表面濃度下其開路電壓比低表面濃度下的開路電壓低，這開路電壓的提高主要來源於降低了前表面復合。 -
The result shows that : the sand - dust storm occured in favorable climate background that is drought and rainless, the tilted trough and mongolia cyclone are the important weather systems that caused the severe sand - dust storm, tilted trough and strong frontal zone caused the mongolia cyclone developed and the clod front strengthened at surface, high jet and ferrel circulation are the main reason that momentum spreaded downward from higher level and frontal zone strengthened on lower level
結果表明：沙塵暴是在乾旱少雨的有利的氣候背景下產生的。斜壓槽和蒙古氣旋是觸發這次強沙塵暴天氣過程的重要的天氣系統，高空斜壓槽和強鋒區促使了地面蒙古氣旋的發展和冷鋒的加強，誘發沙塵暴天氣。高空急流及其下方的ferrel環流起到了高層動量下傳和加強低層鋒區的重要作用。 -
Move upward and forward the front part of your tongue surface and make it approach the front hard palate, with a narrow chink left ; pronounce with the breath squeezing out from the chink
發音時，舌面前部向上向前，接近硬齶前部，中間留有窄縫，氣流從窄縫中擠出而發聲。 -
Visar - measured wave profiles on the free surface of target were profiles with an initial velocity jump followed by a smoothly - rising front to the peak velocity amplitude, showing that quasi - isentropic loading has been successfully generated
Visar測試得到的是波陣面上升前沿被明顯展寬的準等熵壓縮波，最高的擊靶壓力達到了260gpa 。 -
To do the investigating and studying work about the achievements of tackling key problem of the quondam exploration of front - zone of mountain, to analyze and study the applicability about the gathering technology used in the seismic exploration of the complicated construction belt of front - zone of mountainous ; 2. combining the quondam achievements, researching the design method of observation system objective of the complicated construction belt based on seismic - geology model, firstly, building the surface level and deep layer seismic - geology model of complicated construction belt and analyzing the forward model, secondly, designing the observation system aiming at the overthrust nappe structure in section and in area ; 3. aiming at the complicated earth ' s surface condition of front - zone of mountain, how to select the exciting method and the parameter, how to optimize the environment of exciting method and reception, how to pledge the normal combination of the datum of different exciting method ; 4
根據山前帶的地震地質條件特點，本文主要研究了以下幾個方面的內容： 1 、對以往山前帶地震攻關成果開展調研工作，分析研究在山地山前復雜構造帶所採用的地震勘探採集技術的適用性； 2 、研究基於地震地質模型的復雜構造帶觀測系統目標設計方法：如何建立復雜構造帶的表層、深層地震地質模型，利用正演分析目標區的觀測系統；針對逆掩推覆體構造，如何分區分段有針對性設計觀測系統等； 3 、針對復雜地表條件的山地山前帶，如何選擇激發方式、參數，如何優選激發、接收環境，如何保證不同激發方式的資料能正常拼接； 4 、山前帶巨厚礫石區的表層結構調查技術及靜校正方法研究。 -
Owing to complicated earth ' s surface condition such as the steep stratum outcropping of front - zone of mountain or the huge thick gravel stratum ' s overlay and earth ' s surface large undulation, complicated underground geology structure developed extremely such as thrust and overthrust nappe, and violent change of the lateral velocity, etc. in front - zone of mountain there are a series of problems such as serious secondary disturbance and low signal - to - noise ratio in seismic exploration gathering
由於山前帶高陡巖層出露或巨厚礫石層的覆蓋、地表起伏大等復雜的地表條件、逆沖和逆掩推覆等復雜地下地質構造發育、速度橫向變化劇烈等原因，造成了山前帶地震勘探資料採集存在次生干擾嚴重和信噪比低等一系列問題。 -
Therefore, these canines must stand far apart and be of good length so that the front surface of the muzzle is broad and squarish and, when viewed from the side, shows moderate layback
所以下犬齒必須有足夠的長度，而且彼此間有足夠的距離，以形成口吻前部的曲面，從側面觀察顯得有點方、有點寬、還有點向後。 -
Atmospheric systems responsible for stratiform precipitating clouds in henan during spring and autumn are low pressure ? cold front, and surface cyclone
造成河南春秋季層狀降水雲系的主要天氣系統有低槽冷鋒和地面氣旋兩大類。 -
The diagnostic analysis for the sandstorm process on the base of height, temperature, pressure and wind etc output from the model shows that the upper cold trough, low - level wind shear, surface cold anticyclonic ridge, mesoscale cyclone and cold front are the main synoptic systems, surface cold anticyclonic ridge and cold front provide condition of wind force to occurrence of the sandstorm weather, the strong mesoscale cyclone before front makes pressure gradient before and after cold front obviously strengthen, moreover, and it increases obviously the temperature of the controlled area, as a result, the updraft movement caused by convergence before front strengthens
500hpa強鋒區、 700hpa切變和鋒前中尺度系統的強弱及位置變化是沙塵暴天氣發生發展到減弱的直接原因。地面冷高壓、地面氣旋及冷鋒是造成本次沙塵暴天氣的主要地面天氣系統。地面冷高壓及冷鋒為沙塵暴天氣的發生提供了風力條件，而中尺度氣旋使冷鋒前後氣壓梯度明顯增強外，又使所控制的區域增溫明顯，使鋒前輻合上升運動加強，為沙塵暴天氣的發生提供了熱、動力條件。 -
The planes of the wave front and the reflecting surface are also normal to the plane of the figure.
波陣面的諸平面與反射面都與圖面垂直。 -
Rough surface in front and back plate
前面與後面支承板表面粗糙。 -
The thermal visualizations of jet impingement cooling with single or double row holes inside semi - enclosed channel are measured by using infrared camera and then the impingement cooling heat transfer coefficients are deduced. the effects of flow and geometry parameters on convective heat coefficients are obtained. the results show that : for a single row normal impingement, the impingement cooling effectiveness is enhanced with the increase of impinging reynolds number or the decrease of hole space to diameter ratio, and the best effectiveness is achieved under the jet - to - surface spacing equals to 2 ; when the jet is oblique to the confined wall, the cooling effectiveness is weaken especially under the jet - to - surface spacing ratio is greater than 2 ; for double rows normal impingement cooling, the cooling effectiveness of rear row jet is weaker than the front row under lower impinging reynolds number or bigger jet - to - surface spacing
對于單排垂直射流，沖擊冷卻效果隨射流雷諾數的增加、孔間距與直徑比的減小而得到提高，沖擊間距比為2時換熱效果最好;沖擊孔中心線向通道封閉一側傾斜后，射流沖擊冷卻的范圍變窄，當沖擊間距比大於2時駐點區的對流換熱能力明顯降低;對于雙排沖擊射流，孔排間距與直徑比的增加使沖擊冷卻范圍變大，但在兩排孔之間區域的對流換熱系數有所下降;在較小的沖擊射流雷諾數和較大的沖擊間距比下，後排射流的沖擊換熱效果要遜於前排射流。 -
Generally, tidal bore is wave alignment moving upstream estuary, and its surface will break when the wave alignment is strong, which leads to water roll tracing the source. the velocity, which is between small - disturbed wave velocities before tidal bore happens and the one after tidal bore happens, increases with the ratio of tidal bore height to the water depth in wave front
涌潮一般是向河口上游推進的波列，強度大時，表面破碎，進而發展成溯源推進的水滾，其傳播速度隨涌潮高度與波前水深比值增加，大小介於涌潮前後小擾動波波速之間。 -
The device is operated via the control surface on the front panel
通過前面板上的控制面控制設備。 -
The thermal sensor in front of the sculpture, capable of reading tiny temperature changes, senses the amount of heat on its surface and transmits the signal to the controller hidden underneath. the controller then changes the colour of the led neon tubes according to the information it receives from the heat sensor
前方的指示牌有一個熱能感應器，它能測量出輕微的溫度轉變，透過轉接器的幫助，將發光二極體（ led ）的顏色轉變。當溫度越高， led的顏色便會由藍轉紅。 -
( 2 ) on the leading edge, the film cooling effectiveness at the zone immediately downstream of the cooling holes is affected by blowing ratio and mainstream reynolds number, while the effects are not important in the downstream zone far from the cooling holes. ( 3 ) on the front half of pressure surface, the effectiveness increases with decreasing blowing ratio at the downstream near the cooling row and it is contrary at the downstream far from the cooling row. ( 4 ) on the rear pare of the pressure surface, the effectiveness decreases with increasing blowing ratio and does not vary so much downstream in the cases of higher blowing ratio
研究結果表明葉片吸力面端壁附近區域壓力系數分佈呈現出較強的三維特性，動葉吸力面尤其明顯；氣膜孔流量系數隨吹風比的增加而增大，在高吹風比情況下，流量系數逐漸趨于常數；在不同型面區域，冷卻效率分佈有較大的差異，而且吹風比與主流雷諾數的影響程度也不盡相同；低吹風比下，孔出口下游附近可以得到較好的冷卻，中、高吹風比下，冷氣射流在加速流動主流的作用下返回壁面進行二次冷卻，孔下游較遠區域可以得到較好的冷氣覆蓋。 -
Its fundamental is that the ray emitted from a focus ( front ) of elliptical will flock together on the other focus ( back ) by the reflection on the elliptical surface. we set a scatter aperture on the back focus
橢圓柱面的前焦線上是射線源，晶體固定在一個橢圓基底上，其表面構成一橢圓柱面， x射線經晶體衍射后會聚於後焦線上。
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