電流體 的英文怎麼說
中文拼音 [diànliútǐ]
電流體
英文
electrofluid-
Secondly the major mechanisms of degeneration of pcss are caused by both the filamentary nature of the current in high - gain pcss damage to the chip of the switch and the charge domain reached the anticathode causes the erosion of metal interface
開關退化的主要原因是:開關體內的絲狀電流對開關晶元的損傷;以及電荷疇到達陽極時來不及放電而產生的電荷擁擠現象對開關電極接觸表面的損壞。However, the advance of intracellular labeling techniques enables us not only to visualize more complete dendritic arbor for qualitative analysis, but also to examine the relation between changes in the dendritic arborization and the evoked fast postsynaptic curents - 3 - ( fpscs ) in the same neurons during the postnatal development the aim of this study was to systematically examine the postnatal changes in the configuration of fpscs evoked by the focal stimulation of the stratum radiatum of the ca1 region, and the relationship between the dendritic arborization and evoked fpscs in the rat hippocampal ca1 pyramidal neurons using whole - cell blind patch recording technique combined with biocytin intracellular labeling during the postnatal development ( postnatal day 2 - 70, p2 - p70 )
但是,細胞內染色技術的進步使我們不僅能觀察到更完整的樹突分支來用於定性研究,而且也可以在同一神經元上研究在發育過程中樹突分支的變化與誘發的快突觸后電流( fastpostsynapticcurrents , fpscs )之間的關系。因此,本研究應用盲法腦片膜片鉗記錄並結合biocytin細胞內染色方法,對發育過程中(生后2 70天)局部刺激大鼠海馬ca1區輻射層在錐體神經元誘發的fpscs的成分變化,以及ca1錐體神經元的樹突分支與誘發的fpscs的關系進行了較為系統的研究。In this thesis, the author analyses the deficiency in detecting and controlling function of the computer detecting and controlling system utilized in present transforming station. the strategy of design of software on operation and direction of 5 00kv transformer station is presented. it points out that we can deduce the mathematic analytical formula using the current, voltage and power of two terminals of transmission line as input. on this basis, we do realtime calculation of 500kv transmission line ' s parameter. we can also deduce the linear analytical formula of three - winding autotransformer ' s resistence using its current, voltage and power as input. the corresponding software is programmed on this basis
論文提出以輸電線路本端和對端電流、電壓、功率作為輸入量,導出了超高壓長線的波阻抗和傳播常數的數學解析式,在此基礎上進行了500kv輸電線路實時參數計算;提出以三繞組自耦變壓器的電流、電壓、功率為輸入量,導出了自耦變壓器繞組的電阻、電抗的線性解析式並進而對變壓器的實時參數進行計算;在此基礎上編制了相應的軟體。The heating material was printed on glass tube, on quartz tube, quartz plate, etc. it can heat when electric powered. the water of fluid in the tube can be heated
加熱材料被印上玻璃管,石英管,石英板等。它可熱的時候,電力推動。 。水的流體在管內可以加熱。Experimental investigation of pulsed current electromagnetic fields on chromatid exchange of lymphocytes
脈沖電流電磁場對淋巴細胞染色單體互換的影響A white led driver circuit is presented in this paper. the circuit drives up to four white leds with regulated constant current for uniform intensity. by utilizing proprietary adaptive 1x / 1. 5x modes and ultra - low - dropout current regulators, it maintains the highest possible efficiency over the full 1 - cell li + battery input voltage range
整體電路以恆定電流驅動4隻白光led ,利用1倍/ 1 . 5倍分數型電荷泵和低壓差電流調節器,在整個鋰電池供電電壓范圍內保持最高的效率,並使四個白光led獲得均勻的亮度。The complex formed by cnbr - activated alginate and antibody is aggregated to the surface of the paraffin - graphite - chitosan electrode by electrostatic adsorption ( coacervation ). the concentration of sjag can be detected by determining the redox current of o - aminophenol, which oxidized by h2o2 in the presence of hrp. moreover, the immunosensor shows some improved performances including high sensitivity, selectivity and less non - specific adsorption
褐藻酸鈉?抗體復合物通過靜電吸附作用被凝集到含石墨?石蠟?殼聚糖組分的電極表面,然後與抗原和酶標抗原進行競爭反應,以鄰氨基酚為電子媒介,通過測定酶催化下雙氧水對其氧化的電流大小來間接測定抗原的濃度。Project management and computational fluid dynamics
項目管理及流體力學電腦模擬The load current is handled directly by the controller through semiconductor switching devices.
負荷電流由調節器通過半導體開關元件直接控制。Many planets ( for example, ganymede, mercury, the earth, jupiter and saturn ) and stars ( for example, the sun ) possess intrinsic magnetic fields. the explanation for their existence and variation remains a great challenge to planetary scientists and astrophysicists. this article attempts to review some recent developments and difficulties in the study of magnetohydrodynamics for the electrically conducting fluid interiors of planets and stars. it is the fluid motions, usually driven by thermal convection, that generate and sustain magnetic fields through magnetohydrodynamic processes in planets and stars. in planets, the magnetohydrodynamic processes are strongly affected by the combined and inseparable effects of rotation, magnetic fields and spherical geometry. the key dynamics involves the interaction between the coriolis and lorentz forces. in the sun, it is the solar tachocline, a thin shear flow layer located at the base of the convection envelope, that plays an essential role in the solar magnetohydrodynamic processes which produce the 11 - year sunspot cycle. some results of a new nonlinear three - dimensional solar dynamo model are also presented
許多行星(如木衛三,水星,地球,木星和土星)和恆星(如太陽)具有內部磁場.對這些磁場的存在和變化的解釋對行星科學家和天體物理學家是一個巨大的挑戰.本文試圖總結行星和恆星的導電流體內部磁流體力學研究的新近發展和困難.一般由熱對流驅動的流動通過磁流體力學過程產生並維持在行星和恆星中的磁場.在行星中磁流體力學過程強烈地受到轉動,磁場和球幾何位型的綜合影響.其動力學的關鍵方面涉及科里奧利力和洛倫茲力間的相互作用.在太陽中其流線,即處于對流層的薄的剪切流層在太陽的磁流體力學過程中扮演了一個基本的角色,並由之產生了11年的太陽黑子周期.本文也給出了一個新的非線性三維太陽發電機模型2. two mechanisms of flow acceleration have been discovered by flow visualization, that is, paraelectric and peristaltic
二、進行了流動顯示實驗,揭示了電流體順電效應和蠕動效應兩種加速機理。The flow visualization indicates the primary cause of the phenomena to be a combination of mass transport and vortical structures induced by strong paraelectric and peristaltic electrohydrodynamic ( ehd ) body forces on the flow. the main jobs of this paper can be generalized as follow : 1
流動顯示結果表明了該實驗現象的初步原因,由於在自洽電磁場中等離子體的電流體( ehd )順電力與蠕動力誘導了渦和能量輸運所致。Sir joseph larmor, an irish mathematician, proposed in 1919 that it was generated spontaneously by the swirling of molten metal inside the planet
1919年,愛爾蘭的數學家約瑟夫?拉莫爾提出它是隨著地球內部已溶金屬(導電流體)的旋轉而自然形成的。In the thesis, most advanced, relative, foreign high - tech has been pursued. feasibility analysis has n ' t been carried out by synthesizing much relative knowledge such as electromagnetism theory, plasma technology, aerodynamics, electronic technology etc until the scheme is confirmed, that is, a uniform, one atmosphere, controllable, glow - charge surface plasma can be generated and flow can be accelerated by changing electric field
本文追蹤目前國外最先進的技術,綜合電磁理論、等離子體技術、空氣動力學、電子技術等相關知識進行可行性分析,確定了研究方案,即利用電流體力學( ehd )方法在一個大氣壓下產生高效、均勻、可控的射頻輝光等離子體,同時,通過改變電場促使流動加速。A kind of two - equation turbulent model of charged fluid flow is constructed, in which the interaction between electric field and flow field is considered. based on analyzing the properties of forces on the charged droplets in the spray, pseudo - fluid of charged droplets phase method is adopted to develop a kind of charged two - phase turbulent model. this model takes account of the interaction between charged droplets phase and electric field, the inter - phase action between droplets and gas, convection and diffusion of droplets " turbulent energy
考慮電場與流場的耦合作用,建立了荷電流體的湍流模型,在荷電顆粒受力分析的基礎上,採用顆粒擬流體的方法建立了荷電氣液兩相湍流理論模型,該模型考慮了荷電顆粒相流場與電場的耦合作用,氣相與顆粒相的相間作用以及顆粒相自身湍能的對流與擴散。Standard method for testing synthetic dielectric fluids for capacitors
電容器用合成介電流體的標準試驗方法The piezoelectric - pump driven by piezoelectric - stack is a newly development trend, it can accommodate frequency and pressure in a large scale and control the output flux in precision. this pump will widely apply to transfusion, feed oil and clean the equipment in industrial automation, and scientific research, lab, chemical preparation and cooling of cpu etc. driven theory of piezoelectric - stack because the piezoelectric - stack is the core part of the pump that we designed, we should pay more attention to driven principle of the piezo - stack so that we can using it correctly. this paper introduces piezoelectric material and interrelated parameter, output characteristic and driven principle and driving type of piezoelectric - stack
壓電疊堆泵是一種以壓電疊堆作為驅動元件的微型泵,它是隨著mems的發展而發展起來的。本文提出利用壓電疊堆與柔性鉸鏈放大機構配合來驅動微型泵的橫隔膜,以達到泵送流體的目的。本文在查閱國內外大量文獻的基礎上,總結了國內外壓電疊堆泵的研究現狀,分析了壓電疊堆的動靜態特性,提出一種以壓電疊堆作為驅動源的壓電流體泵的構想。In this thesis, active flow control with plasma has been investigated. a uniform, controllable, glow - charge surface plasma under one atmosphere has been generated successfully. and flow velocity has been induced in still air. consequently a new method about active flow control is discovered
本文主要進行了在一個大氣壓下應用等離子體實現主動流動控制的研究,成功地在一個大氣壓下產生了均勻可控的射頻輝光等離子體,採用電流體( ehd )技術在靜止的空氣中誘導了流場,開創了主動流動控制的一條新思路。Electrospinning origins from that electrically charged fluid is forced jets in the high voltage electrostatic field. electrospinning occurs when the electrical forces at the surface of a polymer solution or melt overcome the surface tension and cause an electrically charged jet to be ejected. when the jet dries or solidified, an electrically charged fiber remains
電紡絲技術是基於高壓靜電場下導電流體產生高速噴射的原理發展而來,其基本過程是:聚合物溶液或熔體在幾千至幾萬伏的高壓靜電場下克服表面張力而產生帶電噴射流,溶液或熔體射流在噴射過程中乾燥、固化,並保持一定電荷量,最終落在接收裝置上形成纖維氈或其它形狀的纖維結構物。A large volume of electrically conducting fluid, the iron - rich liquid outer core of the earth, is the first of these conditions
第一要件,要有大量的導電流體地球的外核為液態,且富含鐵質。分享友人