first-order control 中文意思是什麼
first-order control
解釋
一次控制-
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點擊我們的美橙遙控玩具專門店，您會發現更多驚奇商品，請您在訂購前先仔細閱讀以下產品介紹和有關交易服務條款，訂購成功即視您認同並接受以下頁面的介紹和條款，您的訂單即立刻成為具有法律效力的訂購合同，謝謝配合！ -
Below asks you first carefully to read the product introduction and the related transaction service term before the order, orders successful namely regards you to approve connects in parallel fashion the below page introduction and the provision, but wants to understand the more high - quality goods remote control toy news, please click on mc radio control toys shop, thank you
請您在訂購前先仔細閱讀以下產品介紹和有關交易服務條款，訂購成功即視您認同並接受以下頁面的介紹和條款，而想了解更多精品遙控玩具訊息，請點擊我的美橙遙控玩具專門店，謝謝！ -
Based on the economic globalization background, the economic function of government embodiment in : first, it is the base function, draw up the game regulation, regulates the quota of production on the clear limit, and improves the setup in marketplace ; secondly, macroscopic regulation and control function, maintain the all - up weight equilibrium, require inner place composition equilibrium and the enlargement ; third, are microcosmic dividers systems, resolves the problem of the out of order marketplace ; fourth, the international economic functions, draw up the international regulation, protection country economy security ; fourth, the international economic functions, draw up the international regulation, protection country economy security ; fifth, supporting the technique innovation function, advancing the country science and technology contest
摘要在經濟全球化背景下，政府的經濟職能體現在：一是基礎性職能，即制定游戲規則、明晰界定產權及完善市場體系；二是宏觀調控職能，即保持總量平衡、結構平衡及擴大內需；三是微觀規制，即解決市場失靈問題；四是國際性經濟職能，即制定國際規則、貿易談判及維護國家經濟安全；五是扶持技術創新職能，即完善國家創新體系，提升國家科技競爭力等。 -
In order to identifiy the virus further, a set of double nested primers for canine coronavirus was selected. the primers were designed in s gene region from ccv including two pairs of primers : ccvfl - ccvrl, ccvf2 - ccvr2. the first is a pair of outer primer, and can amplify a fragement of 1086bp. the second is a pair of inner primer. and can amplify a fragement of 515bp. using the nested primers, many ccv strains can be identificated including k378, insave - l, ccv 1 - 71 etc. synthesizing this set of primers, we selected the panda ' s liver - tissue materials and some different passages of viral culture to amplify by rt - pcr, and all of them respectively gained two target fragements of 1086bp and 515bp, but the control cell did not
合成該套式引物，選擇大熊貓原代病料和病毒各代細胞培養物，經套式（ nested ） rt一pcr擴增，可得到一與設計值5巧bp相符的dna片段，經bst一xl （ 590 ， 1110 ）酶切鑒定，證明該擴增片斷為特異性片段;回收大熊貓肝組織原代病料和細胞培養物第2 、 3 、 29代的ccvfz一ccvrz擴增片段，純化，送生物公司測序。 -
Because of the unique issues in the networks, including mobility - induced disconnection, network partition, high out - of - order delivery ratios and channel errors, the congestion control and the error recovery in the network is challenging. in this environment, the interaction between tcp and mac layer protocols, the affection of route protocols on the performance of tcp and the particular congestion control and error recovery mechanism are first discussed. then a particular transport layer protocol scheme based on the non - feedback mechanism is presented, with emphasis on the analysis and simulation of the key parameter
文中主要討論了兩種不同網路結構中的無線tcp協議改進方案，其一在最後一跳為無線鏈路的網路環境中，針對基本tcp擁塞控制機制存在的缺陷，文中在現有解決方案的基礎上提出一綜合性的方案，其中包括無線鏈路的高誤碼率和連接斷開問題的解決，並重點對方案中出現的交叉層問題進行分析和模擬；其二，考慮的是分散式網路（ adhoc ） ，在文中較為詳細的分析了tcp和mac層機制間的相互作用、路由協議中造成tcp性能降低的因素、 adhoc網路中應採取的特殊擁塞控制和差錯恢復機制，在此基礎上提出了一種採用非反饋機制的解決方案，重點對方案中的關鍵參數進行分析和模擬，分析和模擬結果表明此機制可在很大程度上提高adhoc網路中tcp的性能。 -
In order to promote the equipment manufacturing industry, first we must promote the machine tool industry, and we must develop the domestically produced digital control engine bed vigorously.
振興裝備製造業，首先要振興機床工業，我們要大力發展國產數控機床。 」 -
The fractional - order control system 、 the theory of fractional - order pi ~ d ~ and analysis method of stability are first discussed. then the model of network traffic control system and its stability are introduced
文章首先介紹了分數階控制系統、分數階pi ~ d ~控制器的原理和穩定性分析方法，接著給出了基於farima的網路擁塞控制系統模型。 -
In the last chapter, the submarine motion tendencies under first order and second order wave force actions are illustrated through theory analysis and simulations, which established the foundation for studying the design of autopilot control system under wave force disturbances
最後本文從理論、模擬兩個方面分析和顯示了艇體在一階、二階波浪力作用下的運動趨勢，從而為研究潛艇近水面波浪力干擾下的潛艇自動舵設計奠定了基礎。 -
The compensator was h ( s ) = 2370s. the results of simulation showed that attenuation factor of the first order of the third control system was as much as ten times of the value of the system without controller
通過模擬表明，採用速率傳感器，在前三塊帆板上布置壓電驅動器時，一階最大衰減因子為無控時的10倍，可以使脈沖衰減時間縮短15倍。 -
The paper improves the velocity ' s control rules of a first - order microcosmic stochastic traffic cellular automaton model and incorporates it ' s stochasticity as a deceleration parameter in the construction of the fundamental diagram used by a macroscopic first - order continuum traffic model
摘要本文對微觀一維隨機元胞自動機交通流模型的速度控制規則進行了改進，並將其隨機特性轉化為減速參數合併到宏觀一階連續介質理論交通流模型中，重新構建了反映流量密度的交通流基本圖。 -
Abstract : the digital pid control equation in microcomputer - based control systems is introduced. the effects of the technologies of digital smooth filtering ， first order recurrence filtering and dynamic compensation for improving the control features and enhancing the control accuracy are emphasized. the results of simulation test are illustrated
文摘:介紹了微機控制系統中的數字pid控制算式，重點分析了數字平滑濾波、一階遞推濾波和動態補償技術在改善控制性能、提高控制精度中的作用，給出了模擬實驗的結果圖。 -
Abstract : a new variable structure model reference adaptive control ( vs - mrac ) scheme is proposed in this paper. by transforming a relative degree one system into a first - order - like differential equation, it is shown that the spr ( strictly positive real ) assumption for reference model or its modified form ( if plant relative degree n * > 1 ) can be removed and the tracking error can converge to zero in finite time or a small residual set
文摘:提出了一種可具有非嚴格正實參考模型的變結構魯棒自適應控制方案，可去除變結構模型參考自適應控制中普遍要求參考模型為嚴格正實或當相對階大於1時參考模型經補償后為嚴格正實的假設.在此基礎上提出的變結構控制律可保證跟蹤誤差在相對階為1時于有限時間內收斂到零，而當相對階大於1時則可使跟蹤誤差收斂到一個殘差集內 -
This paper studies optimal helicopter flight operations in the event one - engine failure. a three - dimensional point mass with a yawing motion of uh - 60a has been used to study rto and cto from an elevated heliport or from a heliport, a first order dynamic of the oei contingency power is considered. flight after engine failure are formulated as nonlinear optimal control problems
雙發及多發直升機單發失效后，直升機飛行所需要的功率由剩餘發動機提供，而在某些需要大功率的飛行狀態時，如起飛狀態、著陸狀態等，剩餘發動機提供的功率可能滿足不了，這就需要對剩餘發動機的可用功率進行合理利用。 -
Pole assignment for the first order coupled generalized control systems
一階耦合廣義控制系統的極點配置問題 -
And in allusion to the shortcomings on the fitting of noises by least square, a new procedure is presented to modify the estimations of model parameter of the noise. it can control the effects of the correlation noise of except for first order self - correlation noise. using the model the error of gps / ins integrated navigation system is estimated
再次，針對卡爾曼濾波方程的前提條件不滿足而影響導航系統的精度的問題，應用時間序列分析理論提出了一種改進的噪聲模型參數估計演算法，對此演算法進行建模，模擬結果表明，該演算法能有效的控制一階自相關特性以外的噪聲對參數模型估計的影響，提高卡爾曼濾波精度。 -
The extrusion is successfully divided into three ideal stages through the analysis on the pressing force and displacement curve in the process of extrusion. the mathematical model of three import and one export about extrusion velocity, temperature, extrusion force and displacement was constructed by the combination of first order classic least - square algorithm and least - square linear identifying, and the steady control to extrusion force was realized
採用一次經典最小二乘演算法和最小二乘在線遞推辨識相結合的方法，建立了以擠壓速度、溫度和位移為輸入，擠壓力為輸出的三輸入單輸出數學模型，同時對于在擠壓過程壓制階段中出現的不穩定現象，提出了合理的解決方案，能夠對擠壓過程壓制階段的壓制力進行較好的預測。 -
Because the first order and second order wave forces affect the deep control greatly, the close water deep controller is redesigned. the new controller has steady and credible control action on the deep control close water
根據一階二階波浪力對深度的影響比較大，重新設計了近水面深度模糊控制器，該控制器對于近水面的深度控制有比較穩定可靠的控製作用。 -
Finally, in allusion to the shortcomings on the fitting of colored noises by least square, a new procedure is presented to modify the estimations of model parameter of the colored noises. it can control the effects of the correlation noise of exept for first order self - correlation noise
最後，針對有色噪聲最小二乘擬合在動態gps有色噪聲模型參數估計中存在的問題，應用時間序列分析理論提出了一種有色噪聲模型參數的改進演算法，有效地控制了一階自相關特性以外的相關噪聲對模型參數估值的影響。 -
The traditional predictive functional control usually uses first - order predictive model, which does not fully express the plant, therefore is not robust
摘要傳統的預測函數控制通常採用一階的預測模型，該預測模型不能完全表徵被控對象，因此使得傳統的預測函數控制的魯棒性受到一定限制。 -
In chapter 2, we put forward the matrix computation and optimize strategy, and discuss the parameters and the limits of the standard generalized predictive control. in chapter 3, it is well known that a - first order or a - second order with dead - delay is always described in the typical loops of process control systems
第二章：詳細闡述了標準廣義預測控制演算法，並推導了其中的矩陣計算和優化策略，分析了其中參數對性能指標的影響以及標準廣義預測控制演算法的局限性。
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