back surface 中文意思是什麼

The back light on the light - sensitive surface of the psd is sorted and the method to erase it is discussed

對影響psd光敏面上光點位置變化的背景光進行了分類，並且給出了消除方法。

Deeper water may ever be drawn back toward the surface of the ground by capillarity.

較深處的水甚至也可能由於毛細作用而回升到地面。

Series of guowei dry - method composite machines as new product are explored with our many years ' experience, the requirement of the users. the first metal of this machine is adopted with : photo - ecectricity auto. tracking " correcting deviation equipment, magnetic powder tension control. pneumatic back pressure shifting blade, oven temperature controlled qutomatically, big roll with oil heating, coating composite pneumatic control as well as double frequency governor etc. it will make the machine with fast speed, lower voice, low polluted by air, shout consumptionfor energy, stable working etc. especially suitable for al - foil with smooth surface and no enough firming, glass paper, polyester ect. the composite material with hard strength, fireproof, anti - ventilation, anti - fatty, frozen, dudrable steam etc character. it is widely used in food, pharmacy, as well as daily articles to package

「國偉」 、系列乾式復合機，是我廠根據多年的復合機製造經驗及結合客戶需求，開發的新產品，該機第一基材採用了「光電自動跟蹤」糾偏放卷裝置，磁粉張力控制、氣動背壓移動式刮刀、烘箱溫度分段自動控制、大輥筒導熱油加熱、上膠復合氣動控制及雙變頻調速技術，使該機具有復合速度快、噪聲低、空氣污染小、能耗低、運行平穩等特點，適宜於表面光滑的鋁箔玻璃紙聚酰胺等與聚乙烯、聚丙烯等薄膜的復合，復合薄膜具有強度高、防水、防透氣、防油脂、可冷凍、蒸煮等優點，廣泛應用冷凍食品、乾燥食品、醫藥品及日用品的包裝。

The whole of the plume fell back into the surface of the water where the low-lying base surge cloud was formed.

整個水柱回降到水面上，並形成緊貼海面的基浪雲霧。

Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources

基於以上考慮，論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討：全面回顧了「可持續發展」概念的由來與演變，對國內外「可持續發展」的研究現狀進行了述評，並對「可持續發展」概念的科學內涵進行了深入探討；對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述，對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解；全面闡述了地下水資源變值系統理論的內容和意義，並與傳統的地下水資源計算評價方法進行了對比分析，結合實例具體說明了方法的應用；深入分析了地下水資源預測預報工作的極端重要性和復雜性，對傳統的地下水資源動態預測方法進行了全面的評述，指出了各類預測預報方法的特點及適用條件，對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍，以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹，並應用於地下水動態過程線的分析，採用時間序列中的b ? j法，蒙特卡羅方法，與地下水資源變值系統理論相結合，探討了地下水動態資料分析和地下水資源預測預報的新思路；綜合分析了現今各類地下水管理模型的特點及缺陷，將數學規劃、數理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度，使模型更準確、更實用；對保證地下水資源可持續開發的內部條件和外部條件進行了分析，內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀，科學的資源計算與評價方法，可靠的資源預測預報技術，可操作的資源管理措施，外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。

During the el nino ( la nina ) events, the negative ( positive ) sst anomaly occurs and the corresponding the olr mjo intensity weakens ( enhances ) in the tropical western pacific ; at the same time, the positive ( negative ) surface westerly anomaly leads to positive ( negative ) mld anomaly, and the corresponding sst mjo intensity weakens ( enhances ) in the equatorial eastern pacific, 4 ) the interdecadal variation of the atmospheric mjo intensity took place distinctly in 1970s in the tropical western, northwest and eastern pacific, with the stronger intensity in the former than the back stage, and the interdacadal variation of sst is its cause

Elnino （ lanina ）事件中熱帶兩太平洋sst出現負（正）異常， olr季內振蕩強度出現減弱（增強）的變化。 elnino （ lanina ）事件中，赤道太平洋出現地面信風西風分量正（負）異常，並引起熱帶東太平洋mld出現正（負）異常，造成熱帶東太平洋sst季內振蕩強度出現減弱（增強）的變化。 4 ）熱帶印度洋、熱帶西太平洋和熱帶東太平洋季內振蕩強度在上世紀70年代發生了明顯的年代際變化，均為前弱、后強， sst本身的年代際變化是其原因。

Its powerful “ wings ” ( actually pectoral fin flaps ) enable it to burst from the surface of the sea and soar several feet into the air before plummeting back to its natural home, landing with a loud slap

它那有力的「雙翼」 （其實是可以拍動的胸鰭） ，令它得以沖出水面數?高，然後再重重的「啪」一聲落回水面。

Used for sound boxes, electronic toys, computers and lamps., etc., various back bound rubber cushions are adhering to the surface of the finished products, functioning skidproof and anti - vibration

各種背膠膠墊，廣泛應用於音箱、電子玩具、電腦、燈飾等產品，能讓膠貼附於成品表面，具有止滑與防震作用。

The effects of reynolds number, back surface of nozzle, aft - dome configuration and degree of submergence on aft - end internal flow were studied by both cold gas simulation and numerical simulation. it is showed that the separated flow is sensitive to the change of reynolds number and aft - end cavity configuration

最後，利用冷流模擬與數值模擬相結合的方法，研究了雷諾數、噴管背壁形狀、后封頭形狀和潛入深度對燃燒室尾部流場的影響，結果表明流動的分離對雷諾數和背壁區幾何邊界的變化很敏感。

Then we studied the effect of junction uniformity on the aluminum - alloyed back surface field to solar cell performance. the formation theory of aluminum - alloyed back surface field, the effect parameters to the doping concentration and the junction depth were analyzed

比較了兩種商業太陽電池的雜質濃度分佈及結深情況；敘述了鋁背場的作用及形成原理，對影響鋁背場表面濃度和結深的參數作了分析。

The main features are that the back surface weiding seams are even, smooth and weld edge tidy, excellent in performances of welding technology and welding seam dynamics

主要特點是背面焊縫勻稱、光滑，焊趾整齊，焊接工藝性能及焊縫力學性能優良。

Molecular dynamics simulation of ultrashort laser induced back - surface spallation in metallic film

超短激光誘導金屬薄膜后層裂的分子動力學模擬

The conversion efficiency of 14 % is possible if the al back surface field and the diffusion process are improved

L 。若進一步改善鋁背場及擴散工藝條件，有望達到14的效率。

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。

Based on the different requirements on the operating mode, the back surface cooling package style by impinge cooler and the module package style by micro - channels coolers were studied respectively

根據對二極體激光器不同工作模式要求，分別研究了採用沖擊式冷卻器的背冷式二維陣列封裝和微通道冷卻的模塊化封裝。

Back surface luster

背面光澤度

Targets made of ship - building steel, which is concerned, were penetrated by conical and flat - ended projectiles. the damage and failure behaviors of targets have been studied systematically by micro - hardness, metallography and scanning electron micrography. the results show that the ductile hole failures and back - surface petal failures are achieved when targets penetrated by the conical projectiles

本文以某船用鋼為研究對象，運用彈板侵徹試驗及顯微硬度、金相顯微鏡和sem等分析測試手段，研究了靶材在侵徹過程的物理變化和損傷規律，從而對尖頭彈和鈍頭彈侵徹船體鋼的物理過程有了較全面的了解。

At the preliminary stage of burning the gas flows along the back surface of the submerged nozzle and no recirculation forms in the aft - end cavity. at the medium stage of burning a weak recirculation forms in the rear of aft - end cavity by the force of injection flow. at the end stage of burning the flow separates at the c ombustion channel and a strong vortex forms in the aft - end cavity

實驗結果表明，在發動機工作過程中隨著燃面的退移，燃燒室尾部的流動會發生很大變化，初始時刻背壁區加質流沿噴管背壁進入噴管，背壁區沒有迴流形成；中間時刻在加質流的驅動下背壁區後部形成較弱的迴流；結束時刻氣流在燃燒室壁面分離，背壁區形成強烈的迴流。

Hand scribe mark - a marking that is hand scratched onto the back surface of a wafer for identification purposes

手工印記-為區分不同的晶圓片而手工在背面做出的標記。

Abstract : based on soil plasticity and limit analysis theory, the second failure surface of backfill behind retaining wall with gentle back surface are studied from two view points of maximum active soil pressure and minimum resistive overturning safety factor, and it is further considered that the minimum resistive overturning safety factor is the best approach to studying the failure mechanism of backfill under complex back surface conditions of retaining structures

文摘:基於土的塑性極限分析理論，從擋土墻最小抗傾覆安全系數和擋土墻背上的最大主動土壓力兩個角度，分別研究了坦墻後土體中第二破裂面的位置，認為在復雜的擋土結構墻背條件下，用最小抗傾覆安全系數來研究擋土墻後土體的破壞機制較為合理。