換向導步 的英文怎麼說
中文拼音 [huànxiàngdǎobù]
換向導步
英文
change of direction-
We think that the indirect exchange is in relation to the magnetic field, and gain the coefficient relevant to the applied field. the result calculated using the coefficient is in good agreement with the experimental result. that also further perfects the theory of the microscopic mechanism of leading to the anisotropy of ergag
研究認為間接交換作用的大小與外磁場的大小有關，得到了和外磁場有關的系數，由此計算的磁化強度特性曲線與實驗值符合情況有所改善，進一步完善了導致ergag磁性各向異性產生的微觀機制。With the development of electronic technology in the field of high - frequency and high - power, power mosfet is gradually enhancing its important status in semiconductor apparatus and is being widely applied in power converters as switch. with the increasing of the operating frequency ( > 200khz ), the energy loss caused by parasitic capacitance will affect the efficiency of power transforming in converters. especially in the applications of high frequency power supply using mosfet as main devices ( the unit of frequency is mhz ), the energy loss caused by the switch process will badly affect its efficiency
隨著電力電子技術進一步向高頻的大功率用電領域發展，功率mosfet在各種電力半導體器件中的重要地位日益顯著，使用功率mosfet作為開關器件的功率轉換電路也日益增多，但隨著器件開關頻率的提高（大於200khz ） ，由器件極間電容引起的能量損耗將會影響到功率轉換電路的能量傳輸效率，特別是在以mosfet作為開關器件的高頻感應加熱電源中（工作頻率可達兆赫） ， mosfet在開關過程中的能量損耗嚴重影響到電源的效率，因此如何減小開關器件的損耗提高高頻功率轉換線路的效率成為電力電子技術領域的重要研究課題之一。In2006, chinaunicom, seeing the change of its symbol as an opportunity, accelerated its pace of transformation from a company that is “ guided by technologies and centers around services ” to one that ' s “ guided by the market and centers around the customers ”
2006年，中國聯通以換標為契機，加快了由「以技術為導向，以業務為中心」向「以市場為導向，以客戶為中心」轉型的步伐。A last tip for the upward transition halt to trot : in your training, teach the horse to move off straight into trot, using plenty of impulsion
立定向上變換到快步的最後一項指導：訓練的時候，教你的馬充滿動力地向前走直線進行快步。Although the tsot heat exchanger has been successfully applied in the realm of heat - recovery in industrial boilers and furnaces, the mechanisms of tsot and its effects of some elements on its heat transfer features are unknown. reports about the tsot research have seldom seen. so it is not only urgent but also important to do some investigations on tost to enrich the heat pipe theory and guide engineering design
由側端切向開漩流孔的半開式熱虹吸管製成的熱管換熱器已在工業鍋爐、窯爐中初步得到成功應用，但對其內部的機理和有關影響因素尚不十分清楚，在國內、國外文獻資料中對該種熱管的相關研究資料的報道也較少，因此，迫切需要進行相應的研究，以豐富熱管理論並指導工程設計。Taking core loss into account has important effect to improve the torque performance of the motors " field oriented control. in this paper, the transient mathematical model of the asynchronous motor with core loss is setup. the method is proposed that minimizes the loss in a variable speed and torque at the synchronous rotating coordinate
在對損耗分析的基礎上，建立了考慮鐵損時異步電機的動態數學模型，推導出在同步旋轉坐標系下變速、變轉矩時使電機功率損耗最小的方法，並且結合矢量變換提出了基於快速轉子磁場定向的矢量控制。This tutorial demonstrates the use of the toolkit to convert a database model from a microsoft sql server ddl script to a db2 database. the converted objects will include a stored procedure
這個新的遷移實用程序提供了向導和易於使用的五步驟界面，有助於您將現有的sybase和microsoft sql server數據庫對象迅速地轉換成db2通用數據庫。Based on the previous and through the uniaxial tension damage experiment and comparing to the uniaxial compression damage experiment, the paper makes research on the anisotropism of the damage and the difference of the damage between the uniaxial tension and the uniaxial compression, combining with orthogonal anistropic damage model and exponent function damage developing equation. through the formulae deduction, the damages caused by the same absolute value tension and compression strain have the comparing character in some extent and corresponding decay coefficient
本文在前人研究的基礎上，通過單軸拉伸損傷試驗，及其與單軸壓縮損傷試驗的比較，進一步結合正交異性損傷模型與指數函數損傷演變方程，對混凝土體中損傷的各向異性以及單軸拉伸和單軸壓縮情況下損傷的差異性進行了研究探討，經過公式推導，提出絕對值相等的拉、壓應變產生的損傷具有一定的可比性，並給出了進行可比性換算的折減系數。Chapter2 : traditional time series models and multivariate fuzzy time series models. the chapter introduces the vector arma model, transfer arima model, seasonal arima, and arima model of traditional time series models, and two - factors models, heuristic models, and markov models of multivariate fuzzy time series models. i devise the process of the model construction, and propose the findings
本章介紹傳統時間數列模型（向量arma模型、 arima轉移函數模型、季節性arima模型以及arima模型）與多變量模糊時間數列三種模型?二因子模型（ two - factormodels ） 、引導式模型（ heuristicmodels ） 、馬可夫模型（ markovmodels ） ，模型建構步驟與流程，及傳統時間數列模型轉換為多變量模糊時間數列模型過程，並分別針對多變量模糊時間數列三種模型提出本研究不同於先前研究之處。For details on the steps in the conversion wizard, see
有關轉換向導中的步驟的詳細信息，請參見Among them there is a series of original probing of great significance, for example, in the background and the policy making environment of the development of science technology ; further more, the article for the first time summarized systematically the evolution of the contemporary china science system which experienced three phases as the establishment of the new system when the country was found, the china - featured " great science " system begun in the late 1950s and the process of the twice historic confluence of technology tide in the process of reform and opening and the ideological trend of socialism. on the issue of science and technology development ' s influence on china social culture, the author also pointed creatively that th e contemporary china society " s science and culture view had experienced historical transforms among three patterns, which are the mass science view, the political science view and the rational science view
其中包含了一系列重要的具有新意的探索：比如在科學技術發展的背景及政策環境上，文章系統分析了建國以來三代領導集體的視野和重要探索；在科技發展建制上，文章第一次系統總結了當代中國科學體制經歷了三個階段的演進，這就是建國初期新體制的建立、 50年代後期開始的中國式「大科學」體制以及改革開放進程中市場導向的科技體制初步形成；在對中國社會主義發展的影響上，文章第一次揭示了科技大潮與社會主義思潮兩次歷史性合流的過程；在科學技術發展對中國社會文化的影響上，文章更是首次提出了當代中國社會的科學文化觀經歷了「人民科學觀」 、政治化科學觀以及理性化科學觀三種形態的歷史轉換，等等。分享友人