電場梯度 的英文怎麼說
中文拼音 [diànchǎngtīdù]
電場梯度
英文
electric field gradient （efg）-
This paper presents our research in actuating in - vivo micro - robot based on the capsule endoscope platform by the external power. while seeking secure driving method we take several factors into account, such as driving environment, power transmitting and consuming, motion requirement and controllability, and locating technique. we mainly deal with driving the capsule with spatial gradient magnetic field, so we employ combined electro - magnetic coils, including gradient coils and homogenous coils, which have rotational dof around a translatable patient bed, to compose a controllable uniform gradient which act on the permanent - magnet embedded robot, thereby get an appropriate spatial force and torque to fulfill the anticipant locomotion such as move, stop, pitch and yaw
基於驅動環境、能量供給和消耗、驅動動作要求及驅動安全性與可控性，定位方案等多方面考慮，尋求安全可靠的腸胃檢查微機器人的外部驅動控制方法，並著重研究直接利用外磁場磁力驅動微機器人:在微機器人內部嵌入永磁性體，利用體外的組合電磁線圈產生加載電流控制的驅動磁場，其中外部的電磁線圈由多組梯度線圈和勻場線圈組合構成，通過繞病床的旋轉以及病床的平移共同控制微機器人所在位置的磁場強度及梯度，作用於微機器人內嵌磁體以獲得空間意義上的必要驅動力和調整轉矩，從而有效地完成驅動動作要求。An understanding of electrical emission of concrete may lead to hi practical application such as nondestructive testing of concrete. ( s ) according to nonequilibrium thermodynamics, a mathematical model on the relationship between strain gradient and electric potential gradient is presented
（ 5 ）依據非平衡態熱力學建立了混凝土中應變梯度和電勢梯度、應變梯此漢理卜人學附士學位論文度和電場強度等力電關系的數學模型。It has high selectivity in adsorpting water, polar molecule or polarizable molecule on account of the existing of mighty coulomb field and polar interaction in the internal of crystal cave of zeolite, the high electric field gradient and the uneven surface caused by the exposure of exchangable cation of equilibrium framework negative charge in framework structures
由於分子篩晶穴內部有強太原理工大學碩士學位論文摘要大的庫侖場和極性作用，再加上骨架中大量平衡骨架負電荷的可交換陽離子的暴露造成的高電場梯度及表面的不均性，使其對水、極性分子及可極化的分子具有高選擇的吸附性能。The relative theory of capillary electrophoresis has been studied. the low voltage separation models with moving grade electrical field and high voltage separation model have been discussed
研究了毛細管電泳的相關基礎理論，從理論上較深入地研究分析了傳統的毛細管高電壓分離模式與本文所採用的低電壓運動梯度場分離模式。Based on the knowledge of capillary electrophoresis technology, the separation and control models of low voltage electrophoresis system using moving grade electrical field have been presented. at the same time, the developments of electrophoresis chip and control circuit have been studied, which will lay theory and technique foundation for the further study on the low voltage electrophoresis chip
以期在了解毛細管電泳的相關理論的基礎上，建立電泳晶元的低電壓運動梯度場的分離和控制模型，對電泳晶元的製作和低電壓控制電路的研發進行前期探索，為研製一種微型化、集成化的低電壓電泳晶元奠定一定的理論和技術基礎。In this application, the lorentz force generated by the interaction between the current in the wire and the geomagnetic field produces an electro - dynamic drag leading to a fast orbital decay. in this paper, we make an intensive study of the process of de - orbiting using electro - dynamic tether system. the concrete work includes : firstly, i have studied the basic principle of how to generate the electro - dynamic drag, modeled via accuracy geomagnetism, made a concrete analysis of the de - orbiting duration, the magnitude and direction of electro - dynamic drag under the action of the dipole and accurate geomagnetic models, set up a counterbalance between electro - dynamic torque and gravity gradient torque, emulate the de - orbiting process of spacecraft, and compared the change of six orbital factors and the de - orbiting duration under the action of the dipole and accurate geomagnetic models
本文對基於電動力纜繩的航天器離軌過程進行了深入研究，具體工作如下:首先，本文研究了電動力纜繩產生電動力拉力的基本原理，建立了精確地磁場模型;分別在偶極子模型和精確地磁場模型作用下，對電動力拉力的大小、方向、離軌時間及電動力纜繩傾角的大小進行了計算分析;建立了電動力力矩與纜繩系統重力梯度力矩的平衡關系;分析了電動力力矩為系統提供能量的原理;最後分別在偶極子地磁場模型和精確地磁場模型作用下，對受電動力纜繩作用的航天器的離軌過程進行模擬，分析了在不同精度地磁場模型下，航天器離軌過程中各軌道參數的變化情況，並比較了不同模型對離軌時間的影響。The great engineering software ansys was used to simulate the induction heating process of a continuous casting square billet in multi - physical coupling field based on the electromagnetic induction and heat exchange theory
摘要根據電磁感應理論及傳熱基本原理，利用大型工程軟體ansys對連鑄方坯的感應補熱過程進行了多物理場耦合的有限元模擬，並對鑄坯斷面上的溫度梯度、磁場分佈等進行了分析。Recent progress in ultrafast optics has allowed the generation of ulfcraintense light pulses comprising merely a few field oscillation cycles. the arising intensity gradient allows electrons to survive in their bound atomic state up to external field strengths many times higher than the binding coulomb field and gives rise to ion - ization rates comparable to the light frequency resulting in a significant extension of the frontiers of nonlinear optics and ( nonrelativistic ) high field physics
隨著超快光學技術的發展，僅含幾個振蕩周期的超強脈沖已經能產生，且其強度梯度可使電子存在比庫侖束縛場高許多倍的外場產生的原子束縛態上，並產生了同光頻相差不大的電離率，從而促進了非線性光學前沿及非相對論的強場物理的延伸。However, presently, the problems of data exchanging between dispatching center and substations have not been coped with adequately, which has hampered making unmanned substations a reality
但目前一些流域梯級電站調度中心與各現場站之間的信息交互問題仍然沒有得到很好的解決，這在一定程度上阻礙了「無人值班（少人職守） 」目標的實現。Amounts of h ( superscript + ) and oh ( superscript - ) required to suppress the eluent were supplied by an electrochemical self - generating suppressor through continuous electrolysis of water
採用的電化學自身再生抑制器，由連續電解水產生抑制淋洗液所需要的h （上標+ ）或者oh （上標- ） ，加上電場引力，能用於高容量分離柱所用的淋洗液濃度和梯度淋洗。Graded doping is adopted in both sides of the junction ( double graded doping ). this results in a strong ( drift ) electric field throughout the whole active layer. this field will accumulate minority carriers effectively and the whole internal quantum efficiency is increased
漂移場的形成是通過mbe技術，在結的兩側都採用梯度摻雜（即雙梯度摻雜） ，從而在整個有源層都建立起一個強的（漂移）電場，有效地利用載流子在電場作用下的漂移作用收集少數載流子，使得總內量子效率得以提高。In part three, the physical and chemical properties of core - shell nanoparticles have been characterized by using transmission electronic microscopy, atomic force microscopy, zetasizer and alternating grade magnetometer
第三，採用透射電子顯微鏡、原子力顯微鏡、 zeta電位分析儀、交流梯度磁場計等儀器對該類納米顆粒的物理化學性質進行了表徵。Study on the total activity of amylase of sprouting maize seeds affected by treatment of electrostatic field
技術研究高梯度靜電場凈化液壓油應用研究靜電作用下液體表面張力的研究Analysis on effective imposing time of high frequency magnetic field in the process of fabricating in - situ graded composite
電磁分離制備自生梯度復合材料工藝中磁場有效作用時間的分析In this design, the double graded doping solar cell accumulates the minority carriers with the drift field, which is located at the whole graded space. this means that the accumulation of minority carriers doesn ’ t depend on the above conditions
採用與眾不同的通過在p區和n區都採用梯度摻雜這樣一個所謂雙梯度摻雜，在整個有源層獲得高達104v / cm的漂移電場。Several influence factors to result plasma drift in hainan were analyzed. in this paper the characteristics of ionospheric parameters variation were analyzed systematically and some new results in storm - time such as seasonal behaviors were obtained ; it is the first time to investigate the ionospheric drift behavior in hainan and some new results was obtained, the relationships between each two plasma drift velocity components in storm time in hainan were found and the electric filed variation in hainan ionosphere also was obtained ; the results also show that there are big differences of the ionosphere parameters bo and bl obtained from the data with that obtained from the iri - 2001 applied for hainan ; a new phenomena was found during a strong magnetic storm, that a layer with very strong electron density and density grad was found during the recovery phase of the storm, its horizontal scale is beyond 100km and temporal scale is about 2 hours, this phenomena repeated 3 times continuously. a type of negative disturbance in high and low latitude but positive disturbance in east - asia also has been found
本文較為系統地給出了海南地區電離層的參數變化特徵，特別是得到了一些暴時與以往不同的季節特性；第一次給出了海南地區的電離層等離子體漂移特徵，發現等離子體漂移暴時擾動在三個方向上有內在的聯系，得到了電場變化曲線；研究結果還表明海南電離層的半厚指數和形狀參數等與國際參考電離層iri - 2001存在很大差別；通過對強磁擾動事件期間的參數變化特性分析發現，在磁暴恢復相期間海南地區電離層底部存在一個電子密度非常大的高密度區，高密度區底部電子密度梯度隨高度急劇增加，該區域的水平尺度可達100公里以上時間尺度約為2小時，連續出現過三次，這是一個在海南從來未發現的新現象；研究還發現了暴時東亞地區電離層擾動會出現高低緯負相而中緯正相的現象。Exact solution for field variables of functionally graded magneto - electro - elastic laminated plate using state space method
用狀態空間法求功能梯度電磁彈性多層板的場變量The gas sources that we used are trimethylgallium ( tmg ) and 99. 9999 % purity nitrogen, which were fed into reaction chamber and resonance cavity respectively. the highly dense ecr plasma up to 1011cm - 3 was created in the resonance cavity and introduced to the next reaction chamber by the force of divergent magnetic field. consequently, gan thin film was grew on the substrate sapphire ( 0001 ) placed in the downstream
實驗採用有機金屬三甲基鎵氣源（ tmg ）和99 . 9999純度的氮氣，在ecr - pecvd150裝置共振腔內電子迴旋共振吸收微波能量產生的高密度ecr等離子體在磁場梯度和等離子體密度梯度的作用下向下級反應室擴散，在放置於下游區樣品臺上的- al _ 2o _ 3襯底表面附近發生物理化學反應沉積成gan薄膜。The jiexing brand guide rail of elevator has been praised as the customer - satisfied product for 12 years, raw elevator guide rails in shangsan brand is the trust the products in the whole country and has international reputation. steel flat and tract steel are the special - purpose products that the country appoints, aluminum material in xinguan brand was honored the golden prize of china s fourth building decoration material exhibition. the zinc - plated steel colored coating board of electricity in runfa brand is jiangsu province famous brand product, which has been honored as provincial torch program project. the anti - fingerprint board in runfa brand has replaced imported products, and has been the major material of domestic electrical home appliances and automobile. various types of yarns and threads in runfa brand have been listed into the products that are exempt from inspection to export by users
集團開發生產的「捷星」電扶梯導軌，連續十二年被評為全國用戶滿意產品生產「上三牌」電梯導軌毛坯是全國信得過產品，具有國際信譽，球扁鋼，履帶鋼是國家定點專用產品「鑫冠」牌鋁型材榮獲第四屆全國建築裝飾博覽會金獎「潤發」牌各類紗線被列為用戶免檢產品，成為國內家電行業和汽車行業的主材料製造的8000噸級裝有衛星導航系統的集裝箱輪，受到了國際船商的高度好評少無切削精密冷壓鑄造件，港口機械，汽車型材高低壓成套電器等產品，技術含量高，新品系列不斷搶占市場。Theoretically, it is possible to accelerate water move from outside of cable to inside and therefore to accelerate the cross - linking reaction of silane - g - pe by gradient force of electric field when electric pre - stress is applied in the process of warm water cross - linking of silane - g - pe cable
由理論分析得知，在硅烷交聯聚乙烯電纜的溫水交聯過程中施加預電應力，通過電場梯度力來加速水由外向里的擴散遷移進而加速交聯反應速度是可能的。分享友人