many variable system 中文意思是什麼
many variable system
解釋
多變量系統-
Many researches have been done with the simulation model. it was found that some structure parameters such as the diameter of the driving piston, the diameter of the buffer piston, the stiffness of the valve spring, the compress ratio of the buffer piston, and the flux area of the solenoid valve etc. have great effect on the performance of the haecvvs. for certain performance demand of the variable vale system, there is a most suitable combination for the structure parameters
通過對電控可變氣門系統的主要結構參數，如動力活塞直徑、緩沖活塞直徑、氣門彈簧剛度、緩沖活塞實際壓縮比、電磁閥通流面積等參中壓共軌電控柴油機可變氣門系統的研究數對電控可變氣門系統啟、閉特性的影響規律的研究發現，動力活塞直徑、氣門彈簧剛度、電磁閥通流面積對電控可變氣門系統啟、閉性能起著決定性的作用，對於一定的氣門啟閉規律要求，這些結構參數存在一組最佳值。 -
Many high - speed switch / routers we used today are based on the structure of link card and switch backplane, which have the characteristics of high throughput and flexible port configurations. in such a system, every input variable length packet are segmented into fixed length cells. then the backplane switches the cells to their corresponding output ports based on the information carried by the cell headers
大量的高速交換機/路由器採用線卡結合交換背板的結構，其優勢在於較高的系統容量與較靈活的埠配置，即由線卡將輸入的變長分組切割為定長的短分組（ cell ） ，交換背板對cell進行交換，再在出埠將cell重組為原始的變長分組。 -
As air distributor in a variable air volume system, the performance of slot diffuser is the best one, but the type of diffuser is too expensive, so at home many firms try to choose square diffuser
條縫形散流器作為變風量系統的空氣分佈器其性能是最好的，但這種條縫形散流器過于昂貴，故國內許多公司選擇採用方形散流器。 -
It is this research that overcomes the difficult problems which variable factors in system design are many and researches about their coupling property are few with using engineering - organism - economy united theory, which horticulture facility types are too many, standardization low and dimension diverse with delamination strategy, and which reasoning in decision - making subsystem is hard because rules are uncertain with using uncertain reasoning with weight
本研究運用工程?生物?經濟一體化的理論，解決了系統設計中變量因子多而雜、且相互耦合研究少的難題；運用分層策略，解決了園藝設施類型多、標準化程度低、數量大小參差不齊的難題；在決策分系統中，利用加權的不確定推理，解決了因規則的不確定性而帶來得推理機制的難題。 -
Fem and bem is very adapted to predict the noise level in lower frequency, but they need to describe the geometry of structure detailedly which is wasting - time for many modes in system and high frequency, wide band and random variable
有限單元方法和邊界單元方法可以較好地預示低頻環境噪聲，但需要較為詳細地描述結構的幾何特性。對于時間上是隨機的寬帶高頻分量，結構中存在大量模態的情況有時是費時的。 -
With respect to the issue of integrated flight / propulsion control system design, adopting the decentralized solutions of system integration, this article studied the key technologies in this integrated control system, based on which a real - time integrated closed - loop model of plane / engine was built and a study of variable structure control of integrated flight / pro - pulsion control system was conducted. through a great many simulations, the feasibility of the solution was verified and a simulating platform of integrated flight / propulsion control system was designed and developed by utilizing directx multi - media development libraries
本文針對飛行/推進綜合控制系統設計問題，採用分散的系統綜合方案，研究了飛行/推進綜合控制中的關鍵技術，在此基礎上建立了飛機/發動機綜合閉環實時模型，進行了發動機的變結構控制研究，通過大量的模擬，驗證了控制方案的可行性，並基於directx多媒體開發庫設計完成飛/推綜合控制系統模擬平臺界面的開發。 -
In accordance with practical network environment, we design and implement fault management system fms based on snmp. using client / server architecture, our system established a distributed management model which is compose of console / manager / agent, finished network status monitoring, event processing, fault alarm and log, collecting and analysing mib variable, etc., provided many utilities about detection and browsing
系統採用了客戶服務器結構，建立了由控制臺管理者代理構成的分散式管理模型，完成了狀態監視、事件處理、故障報警和日誌、 mib變量的獲取和分析等多項功能，提供了關于檢測和瀏覽的有關工具。 -
Optical code division multiple access ( ocdma ) is a communication mode which introduces the code division multiple access ( cdma ) technology into optical fiber communication system. besides providing asynchronous communications access, ocdma system has many advantages, such as high capacity, security against interception, suppression of narrow band disturbances, capability in forming variable bit rate networks and multi - rate networks. it implies a great challenge for the development of future communication networks, especially all optical networks
光碼分多址（ ocdma ）是將碼分多址（ cdma ）技術與大容量的光纖通信技術相結合的一種通信方式，其主要優點表現在如下幾個方面：允許多個用戶隨機地接入同一通道：可構成真正「透明」的全光通信網路；具有良好的安全性；允許可變速率或多速率傳輸，並可同時提供多種業務支持；具有優良好的抗干擾能力，並能夠充分地利用石英光纖的可用帶寬。 -
The inverted pendulum is a kind of typically nonlinear, multi - variable, unstable, strong - coupling and fast system. control circle have paid more attention to its research for many years because it is influenced by nonlinear factors and difficult to control
倒立擺系統是一種典型的非線性、多變量、不穩定、強耦合的快速系統，由於它受多種非線性因素的影響，實現其控制較為困難，因此多年來對它的研究受到控制學界的普遍重視。 -
The banking system now offers many styles of loans of which the 30 year fixed rate loan was the most common now replaced by a 30 year variable loan
銀行系統現在提供許多形式的貸款，以往最常見的30年固定利率貸款現在為浮動利率所替代。 -
After many years " reform and development, compelling changes have happened in the financial system and financial structure of our country. finance has already become one significant variable hi the economy and our life
經過多年的改革和發展，我國金融體制和金融結構已發生了令人注目的變化，金融已成為經濟與生活中一種重要變量。 -
Today, mw wind generators substitute 600kw generators gradually and become the popular units of international market of wind power generation. the trends of units are variable speed constant frequency and large - scale and pitch control. there are many different generators which are variable speed constant frequency generator. in this paper the unit is fully - fed magnet wind turbine generator. the magnet wind turbine generator grid - connected inverter is the key component of connected system. the main function of this component is inverting the dc to three - level volage and connecting the electric net
實現變速恆頻發電的方法眾多，本文研究的是較常用的一種方案。該方案採用直驅永磁風力發電機通過變頻器直接連接到電網。永磁風力發電機並網逆變器是並網發電系統的核心部分，其主要功能是將經過整流、斬波升壓后的直流電逆變成三相交流電，並送入電網，實現並網。 -
And also this paper analyzes many important aspects about the design of the variable air volume system, for exam pie the calculation method of cold and volume, the choice of tuyeres, the adjustment operating mode of the fan during summer and winter and proffer form some opinions
對系統設計中各主要方面諸如負荷計算、風量取值、風口選型以及系統在冬夏運行調節時的風機控制方式，系統運行模式作了一定的探討並提出了自己的見解。
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