loop construct 中文意思是什麼
loop construct
解釋
循環構造-
A kind of branch and loop structures has been proposed in e. it is easy to construct iteration and recursion with these structures
針對數據流語言中的設計難點，提出了簡單、實用的分支與循環結構。 -
The paper study correlative technologies of logistics information subsystem microcomputer interlock subsystem and trunking scheduling communication subsystem and design and realize data communication based on trunking technology and bring forward the schemes of how to integrate each subsystems to construct a integrate d automatic job system and focus attention on integrated schemes of date flow closed loop system of each subsystem. the first chapter of this paper gives a brief introduction of industry - mine enterprise steel transportation scheduling job system ' s current status and requirement and correlative components of automatization. the second chapter mainly analyse the components and characteristics of information system in integrated environment
本文第一章對工礦企業鐵路運輸調度作業系統的現狀、自動化的需求和相關構成進行了說明；第二章主要就作業系統綜合自動化環境中的信息系統的構成及其特點進行了分析；第三章對信號微機聯鎖系統中的有關進路控制過程和綜合作業自動化環境中的進路生成與開放作了較詳細的闡述；第四章分析了集群通信系統的技術特點、工作原理及在鐵路運輸調度中的應用；第五章提出了基於集群通信技術數據傳輸系統設計方案；第六章探討了基於車輛實時跟蹤的綜合自動化作業系統各子系統的集成方案。 -
On the base of analyzing the work theory of braking system and the ac servocontrol technologies, permanent magnet brush - less motor is used as the electric drive component, the aircraft slippage ratio adjustor and permanent magnet brush - less motor ( pmbm ) speed / current adjuster is made to construct a tri - loop control system
在詳細分析飛機剎車系統的工作原理和交流伺服技術的基礎上，採用稀土永磁無刷方波直流電動機作為驅動部件，飛機期望滑移率控制和電機轉速、電流控制的三環控制方式。 -
This thesis is going to give a detailed introduction on the mpeg2 transrating system. the system analyzes the mpeg2 transport stream first, extracts the elementary stream from it, recompress the elementary stream using the close loop transrating algorithm, and packets the recompressed elementary stream to construct the output transport stream at the end
該系統可以對mpeg2系統層傳輸流進行分析，從中提取出壓縮層的視頻基本流，並使用閉環降碼率演算法對其進行重新壓縮，然後將經過降碼率處理后的視頻基本碼流重新打包，生成系統層傳輸流發送。 -
In section 2. 2, we prove that if the set of arrows in a quiver is not empty, then nq is not semisimple. we construct the nonsovable subalgebra of nq when there is no less than one circle whose length is bigger than one, and there is no loop in quiver q, thus leads to a conclusion that nq is nonsovable. using the index arrays to discuss the operation of necklace word. construct a sovable subalgebra of nq, which is not nilpotent. this shows that nq is not nilpotent provided that there is a cyclic with length bigger than 1
當箭圖中有長度大於1的循環，且無圈時，構造了n _ q的非可解子代數，從而證明了n _ q是不可解李代數。我們還利用指標數組討論了項鏈字的運算，構造了n _ q的可解非冪零子代數，從而證明了當箭圖中有長度大於1的循環時，項鏈李代數非冪零。在2 -
The paper firstly analyzes the characteristics and demands of an electronic aeroengine controller, as a result, the design scheme of a primary module, which is based on dsp and can, is proposed for an electronic aeroengine controller. then, according to this scheme, a primary module is implemented by hardware design and software development. finally, a wpa aeroengine mathematical model is used to construct a matter - in - loop simulation system, with which a series of control system experiments are accomplished
論文首先分析了航空發動機電子控制器的特點，提出基於dsp帶can總線介面的航空發動機電子控制器核心模塊的設計方案；然後根據此方案，通過硬體電路的設計和軟體開發，實現了該核心模塊；最後利用渦噴a發動機的數學模型構成一個實物在迴路模擬試驗系統，並完成了模擬試驗。 -
Recursion is used as a primary control structure. in some languages, no other " loop " construct exists. there is a focus on list processing for example, the name
在程序中的兩處求得兩個不同的值，即使該表達式自身並沒有在其參數中使用任何可變變量。 -
Since a magnetic levitation system is usually strongly nonlinear and open - loop unstable, it is an important task to construct a hign performance feedback controller to control the position of the levitated object
由於磁懸浮系統有很強的非線性及開環不穩定性，所以設計一高性能的反饋控制器來控制懸浮目標是一件非常重要的任務。 -
Then, we study distribution tracking problem, and develop new ways to track distribution implement applying gps / gis / rfid. first, we construct architecture and management mode of gps / gis / rfid to realize the goods and vehicle information flow in a closed loop. again, we discuss the vrp under this architecture, and do some research on vehicle arrangement problem base on gps / gis
接下來，本文對配送跟蹤問題進行了研究，探索了應用gps / gis / rfid等物流新技術進行跟蹤的方法，建立了基於gps / gis / rfid的配送跟蹤架構與管理模型，實現了貨物信息、車輛信息的閉環流動，不僅實現了配送計劃執行全過程的跟蹤，同時執行過程中的信息反饋也支持了配送計劃的編制和調整，然後進一步研究了實現車輛信息的閉環流動后，基於gps / gis的動態車輛調度問題。 -
In the design of real - time control system, the paper takes three - phase full - bridge mosfet inverter as the real - time control main circuit, and adopts a control scheme with 120 ? switching mode combined with half - bridge pulse width modulation ( pwm ), which would avoid straightthrough short of a certain bridge. phase current is detected by single current sensor ; three - phase position signals generated by position sensors could not only supply commutation information for inverter, but also be used for speed detecting based on signals " period measurement, which makes the speed sensor unnecessary. the whole control system adopts speed and current dual closed - loop control strategy in order to construct a high performance rare - earth permanent magnetic brushless dc motor ( repm bldcm ) full - digital real - time control system
在實時控制系統的設計中，本文以三相全橋mosfet逆變電路作為實時控制主電路，採用120導通方式結合半橋pwm調制的控制方案，從而有效地避免了橋臂的直通短路；本文用單電流傳感器實現對相電流的檢測，來自位置傳感器的三相位置信號不僅為逆變電路提供換相信息，而且也用於基於信號周期測量的轉速檢測，這樣就省去了速度傳感器；系統採用的是速度、電流雙閉環控制策略，力求構建高性能的稀土永磁無刷直流電動機全數字實時控制系統。
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