直線式分散 的英文怎麼說
中文拼音 [zhíxiànshìfēnsǎn]
直線式分散
英文
straight dispersion- 直 : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 散 : 散動詞1. (由聚集而分離) break up; disperse 2. (散布) distribute; disseminate; give out 3. (排除) dispel; let out
- 直線 : 1. (不彎曲的線) straight line2. (急劇的) steep; sharp
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This phenomenon describes the way in which light physically scatters when it passes through particles in the earths atmosphere that are 1 / 10th in diameter of the color of the light
這種現象說明了光線通過地球大氣微粒時的物理散射方式。大氣微粒的直徑為有色光直徑的十分之一。Based on the geometry between sunshine ray and real terrains, the distributed models were developed to simulate the extraterrestrial radiation and possible sunshine duration over rugged terrains respectively. according to the principles of direct and diffuse radiation on tilted surfaces, the distributed models to estimate the direct and diffuse radiation over rugged terrains were developed also. the proposed models were proved to be able to treat volumes of data and are applicable to satellite image processing platforms or geographic information system ( gis )
起伏地形下太陽輻射分散式模型研究根據太陽光線與實際地形之間的幾何關系,建立了起伏地形下天文輻射、可照時間的分散式估算模式;依據坡地直接輻射和散射輻射機理,分別建立了起伏地形下直接輻射、散射輻射的分散式估算模式;建立的分散式模式計算結果可靠,可進行大數據量處理,適用於遙感圖像處理、地理信息系統等數據處理平臺。Expressions in three kinds of perfectly matched layer ( pml ) absorbing boundary conditions is also given. second, the numerical theories of the auxiliary fields fdtd method is studied, including the stability of the differential equations and the numerical dispersive relationship. the stability of two kinds of differential formulations and three kinds of pml is compared, using a straight method depending on the pmax - t graph
更進一步,研究了輔助場fdtd方法的數值理論,對其微分方程、差代方程的穩定性進行了分析,比較了有耗媒質中的兩種差分格式和三種理想匹配層中的差分格式的穩定性,提出了一種通過p _ ( max ) - t曲線判定穩定性並求出穩定性條件的直觀方法,並導出了該方法的色散關系式。Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail
針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向,本論文重點做了以下幾個方面的工作,目的在於提高dtc系統的綜合性能: ( 1 )提出一種新型的速度磁鏈觀測器,新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度,並且根據popov超穩定性理論推導出轉速的新型自適應收斂律; ( 2 )改善系統的低速運行性能,主要從提高低速時對定子磁鏈的估計精度入手,提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數; ( 3 )採用數字信號處理器dsp實現系統全數字化硬體控制,結合ti公司生產的tms320lf2407晶元,設計了直接轉矩控制系統的實驗裝置; ( 4 )提出了基於sercos總線網路化分散式的直接轉矩控制系統, sercos ( serialrealtimecommunicationsystem )是目前最適合同步和協調控制的串列實時通信協議; ( 5 )基本勾勒出整個控制系統的硬體和軟體設計基本框架,詳細描述一些實驗中的具體的細節問題。According to the aforementioned characteristics, the core algorithms proposed in this paper is that selection of frame / field is determined before encoding, where field coding is chosen when motion is acute, whereas, frame coding is chosen when motion is mild, and the coding scenario of the previous frame is applied for other circumstance
基於上述特點,本文核心演算法為:編碼前進行決策,運動劇烈時選用場編碼,運動平緩時選用幀編碼,其他情況延續上一幀編碼方式。 ssd曲線一致性說明ssd的變化可以描述運動劇烈程度,但因其分佈鬆散,難以直接使用。Using time - dependent mode matched scattering matrix method and based on the theory of the interaction between atom and electromagnetic field, we predict the effect that the longitudinal transport of electron is partly blocked by the lateral emitting electromagnetic wave and give detail analysis of the mechanism and the feature of the effect
第三章我們以光和原子相互作用理論為基礎,用含時模式匹配散射矩陣方法研究了直量子線在太赫茲電磁場部分輻照下的電子輸運性質,並得出橫向電磁輻射對電子縱向運動的阻塞效應。On data transmission it use the streaming media technology and it make fluent playing in the net. on synchronize playing of multimedia it use smil language and it make the exact synchronization and automatic change media files in line with users " band. on the integration with the distributed resource web it use web service technology and make it can make seamless integration. it is more straight because of the incorpation of time thread and page
《 k12非編多媒體課程製作系統》在數據交換上採用了「國際語言」 xml ,這使該製作系統能更好地與其它系統交換數據;在數據傳輸上採用了流媒體技術,這使製作的多媒體課程在網路上的播放更加流暢;在多種媒體的同步播放上採用了smil語言,這使多種媒體在網路上播放時能準確同步,並能自動根據用戶帶寬選擇媒體文件;在與分散式資源庫的整合上採用了webservice技術,這使該製作系統很方便地實現了與分散式資源庫的整合;由於採用時間線與頁相結合的方式,亦使系統製作更加直觀。In the control system, ac inverters, dc rectifiers, remote distributed i / o, servo positioning controller, and touch panel form the dp slaves in the site field to realize the drive and control ; a siemens s7 - 300 plc, which acts as a dp maser, is used to harmonize the work among these dp slaves via fieldbus communication ; a ipc is used to display parameters, deal with alarm information, manage recipe, print report forms
控制系統以交流變頻器、直流調速器、遠程分散式i o 、伺服位置控制器、觸摸屏等構成現場底層dp從站,實現各傳動點的驅動以及測控信息處理的現場化;以s7 - 300plc為dp主站,通過與各從站的總線通訊實現各從站工作的高度協調一致;以ipc為操作站,實現數據顯示、報警處理、配方管理、報表列印等功能。Based on the condition of static equilibrium, the equation of active granule pressure is derived the height of the action point of the granule pressure on the backface of the linear retaining wall is larege than one third of height of the wall and distribution is nonlinear
摘要通過對直線擋墻背散粒體取微分單元,根據靜力平衡條件,推導出直線擋墻主動散粒體壓力沿墻高的分佈的公式,證明直線擋墻主動散粒體壓力沿墻高呈非線性分佈,合力作點的位置大於而不是等於或小於墻高的三分之一。The first iteration defines the architecture - is it manual or automated, is it centralized or distributed, is it on - line or batch, is it flat files or a relational data base, etc
第一個迭代定義體系結構?它是人工的還是自動的,是集中的還是分散的,是在線的還是批命令式的,是直接文件存儲還是通過關系性數據庫等等。During the course of the development of the controlling monitor system, the paper deeply researches the following the problems : firstly, considering the special the range of monitoring, the paper puts forward a design method that disperse structural plan make the tolerance of transmission linearity reasonable
在監控系統研製過程中著重在以下方面作了研究:第一,針對特定的監控范圍,論文在機械設計中提出了一種在滾珠絲杠傳動方式下,分散的結構設計保證傳動直線度誤差的設計方法。Utilizing backstepping procedure, general expression of control strategy for hvdc converters is acquired. the control strategy can restrain the nonlinear uncertainty through injection of nonlinear damping terms in virtual controllers. the proposed decentralized adaptive control scheme guarantees that all the signals in the closed - loop system are bounded in the presence of high order interconnections and bounded disturbances
設計中引入自適應非線性阻尼項來抑制系統非線性不確定參數和未知有界干擾的影響,同時採用反演設計方法來克服控制器設計的復雜性,最後獲得高壓直流輸電系統換流站的分散魯棒自適應控制策略的一般表達式,並提供了整個系統的穩定性證明。Meanwhile, the online chinese word segmentation systems only provide test function and have such defects as processing small - scale text, inconvenient usage, no interface for program calling, etc. grid is a novel technology following the internet and www in recent years, which can offer distributed parallel environment
同時,在分詞應用方面,基於網路的在線測試分詞系統僅提供測試功能,存在只能處理少量文本、用戶使用不方便、程序無法直接調用等缺點。網格是近年來繼internet 、 www技術后興起的一種新技術,能為復雜應用提供分散式并行環境。分享友人