電流體系 的英文怎麼說
中文拼音 [diànliútǐxì]
電流體系
英文
sq- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 體 : 體構詞成分。
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
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Acco rding to the requirement of profitablity, safety and development, the basic measures and amendatory measures are selected in the measures system to evaluate the quality of fina ncial condition, including assets, capital ' s structure, profit and cash flows of electric power enterprises
該指標體系按照盈利性、安全性、成長性的要求,選取了相關基本指標及修正指標分別對電力企業資產、資本結構、利潤、現金流量等財務狀況質量進行評價。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。According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also
根據系統技術要求,採用單片機實現了混合式直流直線步進電動機的開環數字控制;利用v f變換和復合鍵控方法實現了系統轉速等參數的數字設定;利用細分控制技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降速控制策略解決直線步進電機行程末端的機械沖擊問題;同時對主功率電路、驅動電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。The change of structure and rheologic properties in a dispersing system of solid - liquid under an external electric field is called as electrorheological ( er ) effect
外加電場導致固液分散體系的結構與流變性質的變化稱為電流變效應。The effects of different current density on the alloying element content were discussed. based on the results, the optimal process condition was confirmed : pb ~ ( 2 + ) 80 - 90 g / l sn ~ ( 2 + ) 7 - 15 g / l ch _ 4so _ 3 ( dissociative ) 130 - 150 g / l composite additive 12 ml / l current density 2 - 6 a / dm ~ 2
採用hull槽實驗方法確定了甲磺酸體系電沉積pb - sn合金鍍層的電流密度范圍,並探討了不同沉積電流密度下pb 、 sn合金含量的變化規律。In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane
本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平面導引方法等問題,具體成果和創新點如下1 、根據流體力學理論,建立了螺旋槳推進器的動態模型,它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量,以電機施加轉矩為輸入,螺旋槳推力t和轉矩q為輸出。Equipped with the corresponding hardware, the system not only matches the various functions, but also fits the requirement of economization
電流傳感器、電壓傳感器、流量計等相應的硬體,不僅滿足系統的各種功能,而且符合經濟性的要求。Recently, in the field of microfluidics system the drive mode of flow is a key problem, dc electroosmoticflow micropump bases on the principle of electroosmosis, which control the flow in the microchannel with electric field. recent years, it is more and more attracting people to realize it
當前在微流控系統中液體的驅動方式是一個關鍵問題,直流電滲流微泵是基於電滲原理,利用電場控制通道中的液體流動,實現無運動部件的液體流動系統,近年越來越受到人們的重視。Monitor apparatus can measure valid value of three phase voltage and current, power factor, three phase disequilibrium, instant flecker of short time and harmonic without twenty, degree and harmonic distortion total. the paper are laid on the following. ( 1 ) master plan and function of circuit, ( 2 ) hardware design including circuit and principle of a / d conversion, phase lock, liquid crystal display and keystroke and so on, ( 3 ) design of system software including digital filtering, fft, a / d conversion and monitor interface of pc, ( 4 ) system test
監測儀能夠完成包括三相電壓、三相電流的有效值、功率因數、三相不平衡、電壓短期閃變、以及20次內的諧波、諧波相位、諧波失真總量等的測量。論文重點介紹了以下幾部分: ( 1 )電路的總體設計和功能; ( 2 )硬體設計,包括a d轉換、鎖相環、液晶顯示和按鍵輸入等原理和電路。 ( 3 )系統軟體設計,包括a d轉換、 fft 、數字濾波等程序的原理和演算法以及上位機監控界面的設計; ( 4 )系統測試。But when fault was occurred, sometimes there would be great loss. for the reason, the paper put forward a microcomputer bus protection scheme suit for mv or lv power system with low current grounding based on the great researching about the working theory of current bus protections and the characteristic of mv or lv system with low current grounding. based on it, the paper has designed the platform of the hardware and the software programs
針對國內目前中、低壓電網大都未裝設母線保護裝置,發生故障不能及時切除時造成很大損失的狀況,本文在廣泛研究當前主流的母線保護動作原理並認真分析了中、低壓小電流接地系統特點的基礎上,提出了一套適合中、低壓微機母線保護裝置的研製方案,並據此選擇、搭建了硬體平臺,設計了軟體功能程序。The charge and discharge performances of different composites were studied by the charge and discharge ; the structures of composites were characterized by sem ; the electrochemical properties of sulfur positive materials were characterized by cyclic voltammetry and eis. we studied the charge process, discharge process, charge - discharge efficiency, self heat, and self - discharge of lithium - sulfur system on system shuttle constant, conduct the mechanism of these processes and simply analyse them
以充放電技術研究了不同類別復合正極的充放電性能;以掃描電鏡技術觀測了復合正極的表面形貌;以循環伏安技術和交流阻抗技術研究了復合正極電極的電化學性能;並初步探討了鋰-硫電池體系中充電過程、放電過程、充放電效率、自熱和自放電等對體系飛梭常數的影響,推導了這些過程的機理並簡要的進行了分析。Products in manufacturing industry are tangible, so the logistics system influences the performance of e - business directly
製造業產品的有形性決定了它的電子商務系統的成功實施離不開高效率的物流體系。The tubular sensors were made with brass tubes used in thermal power plant and their electrochemical impedance spectroscopy ( eis ) were tested and compared in two kinds of cell ( classical tri - electrode cell and the same material tri - electrode cell )
採用熱電廠實際使用的黃銅管製作管狀傳感器,利用交流阻抗法在同種材料三電極體系電解池中測量傳感器的電化學阻抗譜,並與經典三電極體系電解池下的數值作比較。Once it has rolled out its e - commerce development plan and improved its credit system and logistics, this should increase online trust
在鋪開電子商務發展計劃,規范和改善信用交易體系和物流體系后,就能夠增強網上信任和安全。If it reaches a critical value of about three million volts per meter, called the breakdown field, the air becomes a conductor and a discharge occurs : current bridges the gap
一旦達到每公尺約300萬伏特這個臨界值(稱為崩潰電場) ,空氣即成為導體並開始放電電流連系了空氣的間隙。Today, there is growing interest in research on microfluidic systems, e. g., for chemical analysis systems and microdosage systems
如今,在微機械電子系統( mems )領域,人們對微流體系統的研究逐漸升溫,即化學分析系統和微制劑系統。Therefore, new strategic aims and guiding principles should be established to further the reform of logistics through systematic and technological innovation. e - commerce should be used to reform the system of logistics and modern logistic prin ciples should be applied to the development of china ' s logistics so that a logistic pattern with chinese characteristics could be constructed
應該對中國物流業的發展確立新的戰略目標與指導思想,通過從制度上、技術上創新,深化物流體制改革,用電子商務手段改造物流體系,用現代物流理念發展中國物流,構建具有中國特色物流業發展模式。The key issues in this paper are : e - commerce and its characters ; the influence of e - commerce on the innovation of circulation model and the development of circulation industry ; the inner factors and impetus that speed up the circulation to develop itself ; the analysis of e - commerce in china and its electronic trade prospect and it is put forward that the development of e - commerce in china is facing the tasks of marketization and eletronisation and the business between enterprises is becoming the development emphasis in the area of commodity circulation ; the strategy and countermeasure of e - commerce development in circulation industry and it is also proposed that t he overtaking strategy be established to quicken the process of the modernization of circulation industry ; the rule that fits the situation of our country be fixed to make enterprises the main body in using e - commerce ; e - commerce means be used to change the circulation system of our country ; the payment system construction be speeded up and the government promote e - commerce, etc
本文重點研究了電子商務的本質特徵,電子商務對流通方式創新以及流通產業發展的影響,力圖從全新角度探求加速流通自身發展的內因和動力;分析了我國電子商務及其電子交易前景,提出中國電子商務發展面臨市場化與電子化的雙重任務,企業間的業務將成為商品流通領域發展重點;探討了流通業電子商務發展的戰略與對策,提出確立趕超型戰略,加速商品流通業現代化進程;確定適合國情的指導原則,推動企業成為電子商務應用的主體;用電子商務手段,改造我國物流體系;加快支付系統建設和政府對電子商務的推動等觀點。We must stress the importance of innovation on aspect like technology, information circulation, management methods, and integrate management current e - commence, enterprises " own logistics systems, third party logistics are all the typical innovative logistics management models
在電子商務環境下,物流管理的創新需要通過物流管理技術化、信息化、柔性化和一體化等途徑得以實現。而目前的電子商務企業自建物流體系、第三方物流配送等各具特色的物流管理模式都凸現出管理創新的主旨。According to the distributed hardware system, i propose a set of novelty control software, which is based on the ideas of eco ( elementary control object ) and dataflow architecture. on the whole, i accomplish the whole construction of the whole system including hardware and software
相應的,對于分散式的硬體系統必須要有一個控制軟體體系與其相配套,文中提出了基於eco和數據流體系來構成電力電子實時系統控制軟體的思想,完善了對整個電力電子系統的建設。分享友人